Solid and Hazardous Waste

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Across
  1. 3. Solar energy from the sun reaching the earth.
  2. 4. rainwater contaminated as it percolates through the solid waste
  3. 5. a family of more than 75 different chlorinated hydrocarbon compounds. They form as unwamted by-products in high-temperature chemical reactions involving chlorine and hydrocarbons.
  4. 8. chemical element with the symbol Pb that is a potent neurotoxin, which means it can harm the nervous system, especially in young children.
  5. 9. excavated depressions such as ponds, pits, or lagoons into which liquid hazardous wastes are drained and stored.
  6. 11. Group of more than 120 different diseases, one for each type of cell in the human body. Each type produces a tumor in which cells multiply uncontrollably and invade surrounding tissue.
  7. 12. occurs when wastes discarded by the consumers are recycled to produce new products of the same type.
  8. 13. involves using natural or genetically engineered plants to absorb, filter, and remove contaminants from polluted soil and water.
  9. 14. solid wastes are spread out in thin layers, compacted, and covered daily with a fresh layer of clay or plastic foam.
  10. 15. biological treatment of hazardous waste
  11. 16. views waste productionas an unavoidable product of economic growth. It attempts to manage resulting wastes in ways that reduce environmental harm, mostly by burying them, burning them, or shipping them away.
Down
  1. 1. Geographic area in the United States with a population of less than 2,500. The number of people used in this definition may vary in different countries.
  2. 2. Any solid, liquid, or containerized gas that can catch fire easily, is corrosive to skin tissue or metals, is unstable and can explode or release toxic fumes, or has harmful concentrations of one or more toxic materials that can leach out. landfill : waste disposal site on land in which waste is spread thin layers, compacted, and covered with a fresh layer of clay or plastic foam each day.
  3. 6. Capable of being broken down by decomposers.
  4. 7. when waste materials are converted into differe
  5. 8. Process in which various chemicals in upper layers of soil are dissolved and carried to lower layers and, in some cases, to groundwater.
  6. 10. Solid materials discarded by homes and businesses in or near urban areas. pollution prevention : Device or process that prevents a potential pollutant from forming or entering the environment or sharply reduces the amount entering the environment.