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Chapter 17
Term | Definition |
---|---|
Air samplers | Equipment that test for particulate and chemical contaminants in air. |
Aqueduct | Human-made system of channels used to deliver water. |
Benzene | Organic compound found in petroleum. |
Biofilter | Filter that contains microorganisms that digest pollutants and convert biomass materials into energy sources. |
Biology | Study of living organisms. |
Bioremeditation | Use of microscopic organisms to clean contaminated substances. |
Chemestry | Scientific study of materials, their properties, their interactions, and the changes that they undergo. |
Compounds | Two or more atoms chemically bounded together. |
Effluent | Out-flowing water. |
Fungi | Single or multi-cell microscopic organisms that have a nucleus. |
Geology | Scientific study of the earth,its evolution, and its physical properties. |
Hydrocarbons | Organic compounds made of carbon and hydrogen, such as methane and propane. |
Hydrology | Study of the hydrologic cycle. |
Influent | In-flowing liquid, like sewage flowing into a sewer treatment plant. |
Litmus test strips | Product used to measure the pH of liquids. |
Microbes | Microscopic organisms like bacteria and fungus. |
Percolation test | Used to determine the suitability of soil for on-site drain field. |
Photoiozing detectors | Measure levels of volatile organic compounds in the air. |
pH | Measure of ho acidic or basic a substance is. |
Point source solution | Pollution coming from a single identifiable source. |
Porosity | Measure of open space in materials such as rock. |
Septic system | On-site sewage treatment system that includes settling tanks and drain fields. |
Sewer treatment plants | Centralized facilities that treat wastewater that comes from houses and businesses in the area. |