List of MeSH codes (D20)
Encyclopedia
This is the fourth part of the list of the "D" codes for MeSH
. It is a product of the United States National Library of Medicine
.
Source for content is here. (File "2006 MeSH Trees".)
--- picibanil --- plant preparations --- plant extracts --- cascara
--- curare
--- drugs, chinese herbal --- guaiac --- gum arabic
--- ipecac
--- karaya gum --- pectins --- podophyllin
--- psyllium
--- resins, plant --- amber
--- balsams --- propolis
--- senna extract --- tragacanth
--- turpentine
--- plant oils
--- castor oil
--- corn oil
--- cottonseed oil
--- croton oil
--- iodized oil --- ethiodized oil --- linseed oil
--- safflower oil --- sesame oil
--- soybean oil
--- Tea Tree Oil (Melaleuca Oil) --- vaccines --- alzheimer vaccines --- bacterial vaccines --- anthrax vaccines --- brucella vaccine --- cholera vaccines --- diphtheria-tetanus-acellular pertussis vaccines --- diphtheria-tetanus-pertussis vaccine --- diphtheria-tetanus vaccine --- escherichia coli vaccines --- haemophilus vaccines --- lyme disease vaccines --- meningococcal vaccines --- pertussis vaccine
--- diphtheria-tetanus-acellular pertussis vaccines --- diphtheria-tetanus-pertussis vaccine --- plague vaccine
--- rickettsial vaccines --- salmonella vaccines --- typhoid-paratyphoid vaccines --- shigella vaccines --- staphylococcal vaccines --- streptococcal vaccines --- pneumococcal vaccines --- tuberculosis vaccines
--- bcg vaccine --- cancer vaccines --- fungal vaccines --- protozoan vaccines --- malaria vaccines --- toxoids --- diphtheria toxoid --- diphtheria-tetanus-acellular pertussis vaccines --- diphtheria-tetanus-pertussis vaccine --- diphtheria-tetanus vaccine --- staphylococcal toxoid --- tetanus toxoid --- diphtheria-tetanus-acellular pertussis vaccines --- diphtheria-tetanus-pertussis vaccine --- diphtheria-tetanus vaccine --- vaccines, attenuated --- vaccines, combined --- diphtheria-tetanus-acellular pertussis vaccines --- diphtheria-tetanus-pertussis vaccine --- diphtheria-tetanus vaccine --- measles-mumps-rubella vaccine --- vaccines, contraceptive --- vaccines, inactivated --- poliovirus vaccine, inactivated --- vaccines, marker --- vaccines, subunit --- iscoms --- vaccines, acellular --- diphtheria-tetanus-acellular pertussis vaccines --- vaccines, edible --- vaccines, synthetic --- vaccines, conjugate --- vaccines, dna --- vaccines, edible --- vaccines, virosome --- viral vaccines --- aids vaccines --- cytomegalovirus vaccines --- ebola vaccines --- herpesvirus vaccines --- chickenpox vaccine --- herpes simplex virus vaccines --- marek disease vaccines --- influenza vaccines --- japanese encephalitis vaccines --- measles-mumps-rubella vaccine --- measles vaccine
--- measles-mumps-rubella vaccine --- mumps vaccine
--- measles-mumps-rubella vaccine --- parainfluenza vaccines --- poliovirus vaccines --- poliovirus vaccine, inactivated --- poliovirus vaccine, oral --- pseudorabies vaccines --- rabies vaccines --- respiratory syncytial virus vaccines --- rotavirus vaccines --- rubella vaccine
--- measles-mumps-rubella vaccine --- saids vaccines --- smallpox vaccine
--- viral hepatitis vaccines --- hepatitis a vaccines --- hepatitis b vaccines --- yellow fever vaccine
--- curare
--- drugs, chinese herbal --- guaiac --- gum arabic
--- ipecac
--- karaya gum --- pectins --- podophyllin
--- psyllium
--- resins, plant --- amber
--- balsams --- propolis
--- senna extract --- tragacanth
--- turpentine
--- plant oils
--- castor oil
--- clove oil --- corn oil
--- cottonseed oil
--- croton oil
--- iodized oil --- ethiodized oil --- linseed oil
--- safflower oil --- sesame oil
--- soybean oil
--- tea tree oil
--- soil pollutants, radioactive --- water pollutants, radioactive
--- pancrelipase
--- placental extracts --- thymus extracts
--- bufotenin
--- physalaemin
--- arthropod venoms --- ant venoms --- bee venoms --- apamin
--- melitten --- scorpion venoms --- charybdotoxin
--- spider venoms --- omega-agatoxin iva --- wasp venoms --- cnidarian venoms --- fish venoms --- mollusk venoms --- conotoxins --- omega-conotoxins --- omega-conotoxin gvia --- eledoisin
--- snake venoms --- elapid venoms --- bungarotoxins --- cobra venoms --- cobra neurotoxins --- direct lytic factors --- hydrophid venoms --- erabutoxins --- viper venoms --- crotalid venoms
--- ancrod
--- batroxobin
--- crotoxin
--- radioactive waste
--- industrial waste
--- medical waste
--- dental waste --- medical waste disposal --- sewage
Mesh
Mesh consists of semi-permeable barrier made of connected strands of metal, fiber, or other flexible/ductile material. Mesh is similar to web or net in that it has many attached or woven strands.-Types of mesh:...
. It is a product of the United States National Library of Medicine
United States National Library of Medicine
The United States National Library of Medicine , operated by the United States federal government, is the world's largest medical library. Located in Bethesda, Maryland, the NLM is a division of the National Institutes of Health...
.
Source for content is here. (File "2006 MeSH Trees".)
--- biological products
--- antitoxins --- antivenins --- diphtheria antitoxin --- tetanus antitoxin --- immune sera --- antilymphocyte serum --- menotropinsMenotropins
Menotropin is an active substance for the treatment of fertility disturbances. It consists of gonadotropins that are extracted from the urine of postmenopausal women, usually luteinizing hormone and follicle-stimulating hormone...
--- picibanil --- plant preparations --- plant extracts --- cascara
Cascara
Cascara may refer to:*Rhamnus purshiana, a plant known for its laxative properties*Cascara, a fictional Caribbean island in the film Water*Cáscara, a rhythm found in some Cuban music*Coffee cherry tea, from Spanish cáscara, meaning "shell, husk"....
--- curare
Curare
Curare is a common name for various arrow poisons originating from South America. The three main types of curare are:* tubocurare...
--- drugs, chinese herbal --- guaiac --- gum arabic
Gum arabic
220px|thumb|right|Acacia gumGum arabic, also known as acacia gum, chaar gund, char goond, or meska, is a natural gum made of hardened sap taken from two species of the acacia tree; Acacia senegal and Acacia seyal...
--- ipecac
Syrup of ipecac
Syrup of ipecac , commonly referred to as ipecac, is derived from the dried rhizome and roots of the ipecacuanha plant, and is a well known emetic .-Preparation:...
--- karaya gum --- pectins --- podophyllin
Podophyllin
Podophyllin is a resinous powder obtained by precipitating an alcoholic tincture of the rhizome of American Mayapple or Podophyllum emodi by means of water acidified with hydrochloric acid. It varies in color from grayish to bright yellow or greenish-brown, the first-named being the purest...
--- psyllium
Psyllium
Psyllium , or Ispaghula , is the common name used for several members of the plant genus Plantago whose seeds are used commercially for the production of mucilage.-History:...
--- resins, plant --- amber
Amber
Amber is fossilized tree resin , which has been appreciated for its color and natural beauty since Neolithic times. Amber is used as an ingredient in perfumes, as a healing agent in folk medicine, and as jewelry. There are five classes of amber, defined on the basis of their chemical constituents...
--- balsams --- propolis
Propolis
Propolis is a resinous mixture that honey bees collect from tree buds, sap flows, or other botanical sources. It is used as a sealant for unwanted open spaces in the hive. Propolis is used for small gaps , while larger spaces are usually filled with beeswax. Its color varies depending on its...
--- senna extract --- tragacanth
Tragacanth
Tragacanth is a natural gum obtained from the dried sap of several species of Middle Eastern legumes of the genus Astragalus, including A. adscendens, A. gummifer, A. brachycalyx, and A. tragacanthus. Some of these species are known collectively under the common names "goat's thorn" and "locoweed"...
--- turpentine
Turpentine
Turpentine is a fluid obtained by the distillation of resin obtained from trees, mainly pine trees. It is composed of terpenes, mainly the monoterpenes alpha-pinene and beta-pinene...
--- plant oils
Plant oils
Plant oils or vegetable oils are oils derived from plant sources, as opposed to animal fats or petroleum. There are three primary types of plant oil, differing both the means of extracting the relevant parts of the plant, and in the nature of the resulting oil:# Vegetable fats and oils were...
--- castor oil
Castor oil
Castor oil is a vegetable oil obtained from the castor bean . Castor oil is a colorless to very pale yellow liquid with mild or no odor or taste. Its boiling point is and its density is 961 kg/m3...
--- corn oil
Corn oil
Corn oil is oil extracted from the germ of corn . Its main use is in cooking, where its high smoke point makes refined corn oil a valuable frying oil. It is also a key ingredient in some margarines. Corn oil is generally less expensive than most other types of vegetable oils. One bushel of corn...
--- cottonseed oil
Cottonseed oil
Cottonseed oil is a cooking oil extracted from the seeds of cotton plant of various species, mainly Gossypium hirsutum and Gossypium herbaceum...
--- croton oil
Croton oil
Croton oil is an oil prepared from the seeds of Croton tiglium, a tree belonging to the natural order Euphorbiales and family Euphorbiaceae, and native or cultivated in India and the Malay Archipelago. Small doses taken internally cause diarrhea. Externally, the oil can cause irritation and swelling...
--- iodized oil --- ethiodized oil --- linseed oil
Linseed oil
Linseed oil, also known as flaxseed oil, is a clear to yellowish oil obtained from the dried ripe seeds of the flax plant . The oil is obtained by cold pressing, sometimes followed by solvent extraction...
--- safflower oil --- sesame oil
Sesame oil
Sesame oil is an edible vegetable oil derived from sesame seeds. Besides being used as a cooking oil in South India, it is often used as a flavor enhancer in Chinese, Japanese, Korean, and to a lesser extent Southeast Asian cuisine.The oil from the nutrient rich seed is popular in alternative...
--- soybean oil
Soybean oil
Soybean oil is a vegetable oil extracted from the seeds of the soybean . It is one of the most widely consumed cooking oils. As a drying oil, processed soybean oil is also used as a base for printing inks and oil paints...
--- Tea Tree Oil (Melaleuca Oil) --- vaccines --- alzheimer vaccines --- bacterial vaccines --- anthrax vaccines --- brucella vaccine --- cholera vaccines --- diphtheria-tetanus-acellular pertussis vaccines --- diphtheria-tetanus-pertussis vaccine --- diphtheria-tetanus vaccine --- escherichia coli vaccines --- haemophilus vaccines --- lyme disease vaccines --- meningococcal vaccines --- pertussis vaccine
Pertussis vaccine
Pertussis vaccine is a vaccine used against Bordetella pertussis.It is a component of the DPT vaccine.Older versions of the vaccine involved inactivated cells. Newer versions are acellular, and are less likely to provoke a febrile state....
--- diphtheria-tetanus-acellular pertussis vaccines --- diphtheria-tetanus-pertussis vaccine --- plague vaccine
Plague vaccine
Plague vaccine is a vaccine used against Yersinia pestis.-Plague immunization:A plague vaccine is used for an induction of active specific immunity in a susceptible organism to plague by means of administration an antigenic material via a variety of routes to people at risk of contracting any...
--- rickettsial vaccines --- salmonella vaccines --- typhoid-paratyphoid vaccines --- shigella vaccines --- staphylococcal vaccines --- streptococcal vaccines --- pneumococcal vaccines --- tuberculosis vaccines
Tuberculosis vaccines
Tuberculosis vaccines are vaccinations intended for the prevention of tuberculosis. There is currently only one tuberculosis vaccine available, bacille Calmette-Guérin .Other tuberculosis vaccines currently in development are:* MVA85A* rBCG30...
--- bcg vaccine --- cancer vaccines --- fungal vaccines --- protozoan vaccines --- malaria vaccines --- toxoids --- diphtheria toxoid --- diphtheria-tetanus-acellular pertussis vaccines --- diphtheria-tetanus-pertussis vaccine --- diphtheria-tetanus vaccine --- staphylococcal toxoid --- tetanus toxoid --- diphtheria-tetanus-acellular pertussis vaccines --- diphtheria-tetanus-pertussis vaccine --- diphtheria-tetanus vaccine --- vaccines, attenuated --- vaccines, combined --- diphtheria-tetanus-acellular pertussis vaccines --- diphtheria-tetanus-pertussis vaccine --- diphtheria-tetanus vaccine --- measles-mumps-rubella vaccine --- vaccines, contraceptive --- vaccines, inactivated --- poliovirus vaccine, inactivated --- vaccines, marker --- vaccines, subunit --- iscoms --- vaccines, acellular --- diphtheria-tetanus-acellular pertussis vaccines --- vaccines, edible --- vaccines, synthetic --- vaccines, conjugate --- vaccines, dna --- vaccines, edible --- vaccines, virosome --- viral vaccines --- aids vaccines --- cytomegalovirus vaccines --- ebola vaccines --- herpesvirus vaccines --- chickenpox vaccine --- herpes simplex virus vaccines --- marek disease vaccines --- influenza vaccines --- japanese encephalitis vaccines --- measles-mumps-rubella vaccine --- measles vaccine
Measles vaccine
Measles vaccine is a highly effective vaccine used against measles. The measles-mumps-rubella-varicella combo vaccine has been available since 2005...
--- measles-mumps-rubella vaccine --- mumps vaccine
Mumps vaccine
Several varieties of mumps vaccine have been used since 1949, and at least 10 strains were in use in 2006:The first vaccine was a killed mumps virus vaccine developed in 1948 and used in the United States from 1950-1978. This vaccine produced little immune memory, thus had a short duration of...
--- measles-mumps-rubella vaccine --- parainfluenza vaccines --- poliovirus vaccines --- poliovirus vaccine, inactivated --- poliovirus vaccine, oral --- pseudorabies vaccines --- rabies vaccines --- respiratory syncytial virus vaccines --- rotavirus vaccines --- rubella vaccine
Rubella vaccine
Rubella vaccine is a vaccine used against rubella.One form is called "Meruvax"....
--- measles-mumps-rubella vaccine --- saids vaccines --- smallpox vaccine
Smallpox vaccine
The smallpox vaccine was the first successful vaccine to be developed. The process of vaccination was discovered by Edward Jenner in 1796, who acted upon his observation that milkmaids who caught the cowpox virus did not catch smallpox...
--- viral hepatitis vaccines --- hepatitis a vaccines --- hepatitis b vaccines --- yellow fever vaccine
Yellow fever vaccine
Yellow fever vaccine is a vaccine used against yellow fever.The vaccine consists of a live, but attenuated, strain of the yellow fever virus called 17D. The 17D vaccine has been used commercially since the 1950s. The mechanisms of attenuation and immunogenicity for the 17D strain are not known...
--- plant preparations
--- plant extracts --- cascaraCascara
Cascara may refer to:*Rhamnus purshiana, a plant known for its laxative properties*Cascara, a fictional Caribbean island in the film Water*Cáscara, a rhythm found in some Cuban music*Coffee cherry tea, from Spanish cáscara, meaning "shell, husk"....
--- curare
Curare
Curare is a common name for various arrow poisons originating from South America. The three main types of curare are:* tubocurare...
--- drugs, chinese herbal --- guaiac --- gum arabic
Gum arabic
220px|thumb|right|Acacia gumGum arabic, also known as acacia gum, chaar gund, char goond, or meska, is a natural gum made of hardened sap taken from two species of the acacia tree; Acacia senegal and Acacia seyal...
--- ipecac
Syrup of ipecac
Syrup of ipecac , commonly referred to as ipecac, is derived from the dried rhizome and roots of the ipecacuanha plant, and is a well known emetic .-Preparation:...
--- karaya gum --- pectins --- podophyllin
Podophyllin
Podophyllin is a resinous powder obtained by precipitating an alcoholic tincture of the rhizome of American Mayapple or Podophyllum emodi by means of water acidified with hydrochloric acid. It varies in color from grayish to bright yellow or greenish-brown, the first-named being the purest...
--- psyllium
Psyllium
Psyllium , or Ispaghula , is the common name used for several members of the plant genus Plantago whose seeds are used commercially for the production of mucilage.-History:...
--- resins, plant --- amber
Amber
Amber is fossilized tree resin , which has been appreciated for its color and natural beauty since Neolithic times. Amber is used as an ingredient in perfumes, as a healing agent in folk medicine, and as jewelry. There are five classes of amber, defined on the basis of their chemical constituents...
--- balsams --- propolis
Propolis
Propolis is a resinous mixture that honey bees collect from tree buds, sap flows, or other botanical sources. It is used as a sealant for unwanted open spaces in the hive. Propolis is used for small gaps , while larger spaces are usually filled with beeswax. Its color varies depending on its...
--- senna extract --- tragacanth
Tragacanth
Tragacanth is a natural gum obtained from the dried sap of several species of Middle Eastern legumes of the genus Astragalus, including A. adscendens, A. gummifer, A. brachycalyx, and A. tragacanthus. Some of these species are known collectively under the common names "goat's thorn" and "locoweed"...
--- turpentine
Turpentine
Turpentine is a fluid obtained by the distillation of resin obtained from trees, mainly pine trees. It is composed of terpenes, mainly the monoterpenes alpha-pinene and beta-pinene...
--- plant oils
Plant oils
Plant oils or vegetable oils are oils derived from plant sources, as opposed to animal fats or petroleum. There are three primary types of plant oil, differing both the means of extracting the relevant parts of the plant, and in the nature of the resulting oil:# Vegetable fats and oils were...
--- castor oil
Castor oil
Castor oil is a vegetable oil obtained from the castor bean . Castor oil is a colorless to very pale yellow liquid with mild or no odor or taste. Its boiling point is and its density is 961 kg/m3...
--- clove oil --- corn oil
Corn oil
Corn oil is oil extracted from the germ of corn . Its main use is in cooking, where its high smoke point makes refined corn oil a valuable frying oil. It is also a key ingredient in some margarines. Corn oil is generally less expensive than most other types of vegetable oils. One bushel of corn...
--- cottonseed oil
Cottonseed oil
Cottonseed oil is a cooking oil extracted from the seeds of cotton plant of various species, mainly Gossypium hirsutum and Gossypium herbaceum...
--- croton oil
Croton oil
Croton oil is an oil prepared from the seeds of Croton tiglium, a tree belonging to the natural order Euphorbiales and family Euphorbiaceae, and native or cultivated in India and the Malay Archipelago. Small doses taken internally cause diarrhea. Externally, the oil can cause irritation and swelling...
--- iodized oil --- ethiodized oil --- linseed oil
Linseed oil
Linseed oil, also known as flaxseed oil, is a clear to yellowish oil obtained from the dried ripe seeds of the flax plant . The oil is obtained by cold pressing, sometimes followed by solvent extraction...
--- safflower oil --- sesame oil
Sesame oil
Sesame oil is an edible vegetable oil derived from sesame seeds. Besides being used as a cooking oil in South India, it is often used as a flavor enhancer in Chinese, Japanese, Korean, and to a lesser extent Southeast Asian cuisine.The oil from the nutrient rich seed is popular in alternative...
--- soybean oil
Soybean oil
Soybean oil is a vegetable oil extracted from the seeds of the soybean . It is one of the most widely consumed cooking oils. As a drying oil, processed soybean oil is also used as a base for printing inks and oil paints...
--- tea tree oil
Tea tree oil
Tea tree oil, or melaleuca oil, is a pale yellow colour to nearly clear essential oil with a fresh camphoraceous odor. It is taken from the leaves of the Melaleuca alternifolia, which is native to the northeast coast of New South Wales, Australia...
--- radioactive pollutants
--- air pollutants, radioactive --- radioactive fallout --- radioactive wasteRadioactive waste
Radioactive wastes are wastes that contain radioactive material. Radioactive wastes are usually by-products of nuclear power generation and other applications of nuclear fission or nuclear technology, such as research and medicine...
--- soil pollutants, radioactive --- water pollutants, radioactive
--- tissue extracts
--- actihaemyl --- cell extracts --- liver extracts --- pancreatic extracts --- pancreatinPancreatin
Pancreatin is a mixture of several digestive enzymes produced by the exocrine cells of the pancreas. It is composed of amylase, lipase and protease. This mixture is used to treat conditions in which pancreatic secretions are deficient, such as surgical pancreatectomy, pancreatitis and cystic fibrosis...
--- pancrelipase
Pancrelipase
Pancrelipase is a form of enzyme therapy for the treatment of various digestive disorders, primarily exocrine pancreatic insufficiency. It is a mixture of three digestive enzymes, amylase, trypsin, and lipase, which are normally produced by the pancreas...
--- placental extracts --- thymus extracts
--- venoms
--- amphibian venoms --- batrachotoxins --- bombesinBombesin
Bombesin is a 14-amino acid peptide originally isolated from the skin of a frog. It has two known homologs in mammals called neuromedin B and gastrin-releasing peptide. It stimulates gastrin release from G cells. It activates three different G-protein-coupled receptors known as BBR1, -2, and -3. It...
--- bufotenin
Bufotenin
Bufotenin , or 5-hydroxy-dimethyltryptamine , is a tryptamine related to the neurotransmitter serotonin...
--- physalaemin
Physalaemin
Physalaemin is a tachykinin peptide obtained from the Physalaemus frog, closely related to substance P. Its structure was first elucidated in 1964....
--- arthropod venoms --- ant venoms --- bee venoms --- apamin
Apamin
Apamin is an 18 amino acid peptide neurotoxin found in apitoxin . It selectively blocks SK channels, a type of Ca2+-activated K+ channel expressed in the central nervous system and smooth muscle...
--- melitten --- scorpion venoms --- charybdotoxin
Charybdotoxin
Charybdotoxin is a 37 amino acid neurotoxin from the venom of the scorpion Leiurus quinquestriatus hebraeus that blocks calcium-activated potassium channels. This blockade causes hyperexcitability of the nervous system.-Chemical properties:...
--- spider venoms --- omega-agatoxin iva --- wasp venoms --- cnidarian venoms --- fish venoms --- mollusk venoms --- conotoxins --- omega-conotoxins --- omega-conotoxin gvia --- eledoisin
Eledoisin
Eledoisin is an undecapeptide of mollusk origin, belonging to the tachykinin family of neuropeptides.It was first isolated from the posterior salivary glands of two mollusk species Eledone muschata and Eledone aldovandi, which belong to the octopod order of Cephalopoda. Other tachykinins from...
--- snake venoms --- elapid venoms --- bungarotoxins --- cobra venoms --- cobra neurotoxins --- direct lytic factors --- hydrophid venoms --- erabutoxins --- viper venoms --- crotalid venoms
Crotalinae
The Crotalinae, commonly known as "pit vipers" or crotaline snakes, are a subfamily of venomous vipers found in Asia and the Americas. They are distinguished by the presence of a heat-sensing pit organ located between the eye and the nostril on either side of the head...
--- ancrod
Ancrod
Ancrod is a defibrinogenating agent derived from the venom of the Malayan pit viper. Defibrinogenating blood produces an anticoagulant effect. Ancrod is not approved or marketed in any country, but is being investigated as a stroke treatment in worldwide clinical trials. In January 2005, the U.S...
--- batroxobin
Batroxobin
Batroxobin is a serine protease derived from the venom of Bothrops atrox. Its molecular weight is approximately 43,000 g/mol−1.This thrombin-like proteolytic enzyme splits the 16 Arg-17 Gly bond in the A-chain of fibrinogen, releasing fibrinopeptide A and leading to the clot formation through...
--- crotoxin
--- waste products
--- hazardous wasteHazardous waste
A hazardous waste is waste that poses substantial or potential threats to public health or the environment. According to the U.S. environmental laws hazardous wastes fall into two major categories: characteristic wastes and listed wastes.Characteristic hazardous wastes are materials that are known...
--- radioactive waste
Radioactive waste
Radioactive wastes are wastes that contain radioactive material. Radioactive wastes are usually by-products of nuclear power generation and other applications of nuclear fission or nuclear technology, such as research and medicine...
--- industrial waste
Industrial waste
Industrial waste is a type of waste produced by industrial activity, such as that of factories, mills and mines. It has existed since the outset of the industrial revolution....
--- medical waste
Medical waste
Medical waste, also known as clinical waste, normally refers to waste products that cannot be considered general waste, produced from healthcare premises, such as hospitals, clinics, doctors offices, veterinary hospitals and labs.-Europe:...
--- dental waste --- medical waste disposal --- sewage
Sewage
Sewage is water-carried waste, in solution or suspension, that is intended to be removed from a community. Also known as wastewater, it is more than 99% water and is characterized by volume or rate of flow, physical condition, chemical constituents and the bacteriological organisms that it contains...