| D009812 |
Odorants |
The volatile portions of chemical substances perceptible by the sense of smell. |
Odors,Aroma,Fragrance,Scents,Aromas,Fragrances,Odor,Odorant,Scent |
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| D005740 |
Gases |
The vapor state of matter; nonelastic fluids in which the molecules are in free movement and their mean positions far apart. Gases tend to expand indefinitely, to diffuse and mix readily with other gases, to have definite relations of volume, temperature, and pressure, and to condense or liquefy at low temperatures or under sufficient pressure. (Grant & Hackh's Chemical Dictionary, 5th ed) |
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| D000693 |
Anaerobiosis |
The complete absence, or (loosely) the paucity, of gaseous or dissolved elemental oxygen in a given place or environment. (From Singleton & Sainsbury, Dictionary of Microbiology and Molecular Biology, 2d ed) |
Anaerobic Metabolism,Anaerobic Metabolisms,Anaerobioses,Metabolism, Anaerobic,Metabolisms, Anaerobic |
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| D001673 |
Biodegradation, Environmental |
Elimination of ENVIRONMENTAL POLLUTANTS; PESTICIDES and other waste using living organisms, usually involving intervention of environmental or sanitation engineers. |
Bioremediation,Phytoremediation,Natural Attenuation, Pollution,Environmental Biodegradation,Pollution Natural Attenuation |
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| D012722 |
Sewage |
Refuse liquid or waste matter carried off by sewers. |
Sludge,Sludge Flocs |
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| D013696 |
Temperature |
The property of objects that determines the direction of heat flow when they are placed in direct thermal contact. The temperature is the energy of microscopic motions (vibrational and translational) of the particles of atoms. |
Temperatures |
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| D013997 |
Time Factors |
Elements of limited time intervals, contributing to particular results or situations. |
Time Series,Factor, Time,Time Factor |
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| D014865 |
Waste Disposal, Fluid |
The discarding or destroying of liquid waste products or their transformation into something useful or innocuous. |
Disposal, Fluid Waste,Disposals, Fluid Waste,Fluid Waste Disposal,Fluid Waste Disposals,Waste Disposals, Fluid |
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| D014871 |
Water Microbiology |
The presence of bacteria, viruses, and fungi in water. This term is not restricted to pathogenic organisms. |
Microbiology, Water |
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| D018508 |
Water Purification |
Any of several processes in which undesirable impurities in water are removed or neutralized; for example, chlorination, filtration, primary treatment, ion exchange, and distillation. It includes treatment of WASTEWATER to provide potable and hygienic water in a controlled or closed environment as well as provision of public drinking water supplies. |
Waste Water Purification,Waste Water Treatment,Wastewater Purification,Wastewater Treatment,Water Treatment,Purification, Waste Water,Purification, Wastewater,Purification, Water,Treatment, Waste Water,Treatment, Wastewater,Treatment, Water,Waste Water Purifications,Waste Water Treatments,Water Purification, Waste |
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