The pollution of any Oklahoma waters, including groundwater, has been prohibited by state statute since the early 1900s — well before Koch's waste disposal activity at the refinery.

早在科赫公司精炼厂污水处理活动之前的20世纪初期州法律规定禁止污染州俄克拉荷马水资源，包括地下水。

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As well as avoiding disposal costs for materials it previously sent to landfill, the company now makes money by selling waste at market prices.

沃尔马公司以前都是将垃圾运往填埋场，现在却因为使用此工艺节省了这些费用，现在该公司更是将垃圾以市场价出售而大有所获。

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Petroleum engineers devise ways to identify and extract underground reservoirs of oil, natural gas, steam, and hot water, as well as using the empty reservoirs for the safe disposal of waste.

石油工程师想方设法从地下储存库中提取石油，天然气，蒸汽，热水并用储存库安全处理废物。

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The opposite is true: Reprocessing is the worst possible alternative to deep geological disposal because it greatly increases the cost, as well as the dangers, of waste management.

WSJ: What Should the U.S. Do With Nuclear Waste?