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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. |