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20 terms
Terms | Definitions |
|---|---|
 composting | the process in which decomposers break down organic matter so it can be used as a natural fertilizer for gardening or garming |
| deep-well injection | A hazardous waste disposal method in which the waste is injected deep beneath the water table. |
| hazardous waste | Waste materials, such as pesticides & nuclear waste, that are harmful to human health or poisonous to living organisms & that must be properly disposed |
| incineration | extreme heat to reduce microbe to gas or ash hospitals use to eliminate infectious waste |
| industrial ecology | what may be waste in one part of an ecosystem, can be a resource for another part or another species so basically one mans trash is another ecosystems treasure |
| industrial solid waste | Waste from production of consumer goods, mining, agriculture and petroleum extraction |
| leachate | The liquid that seeps through solid waste at a sanitary landfill or other waste disposal site. |
| life-cycle analysis | examine the entire life cycle of a given prouct from its origins in raw materials through its manufacturing to its use and finally its disposal and look for ways to make the process more ecologically efficient. |
| material recovery facilities (MRFs) | people and machines sort through items, then prep them for processing |
| municipal solid waste | garbage or trash conisists of the solid waste produced by homes and workplaces |
| recycling | the reuse of products or product packaging whenever possible |
| resource conservation and recovery act (RCRA) | Hazardous and Solid Waste. Regulates the handling of wastes from "cradle to grave" |
| sanitary landfills | we need to place waste in secure landfills to prevent hazardous waste to seep into aquifers . Sewage plants are not designed to take waste that belongs in landfills. Each landfill is covered by soil each day, landfills generate methane. |
| source reduction | The effort by product manufactureres to design and ship products to minimize waste resulting from the product's shipping and delivery to a hotel |
| comprehensive environmental response, compensation, and liability act (superfund) | designed to address the problems of cleaning up existing hazardous waste sites Superfund Amendments and Reauthorization Act concerned with carcinogen testing and regulations |
| surface impoundments | -shallow depressions lines with plastic and an impervious material, such as clay |
| waste | materials that are unwanted and have been discarded. Many waste items that are discarded have the potential to be reused, recycled, or composted |
| waste management | Double Absorption - Excess gas from absorption tower is recycled to the convertor for one or two more passes - Passed over catalyst beds - Returned to absorption tower |
| waste stream | The flow of waste from its sources toward disposal destinations |
| waste-to-energy (WTE) | The burning of waste in a controlled-environment incinerator to generate steam, heat, or electricity. |
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