A whole house water filter purifies water efficiently and cost-effectively, making it a viable solution to drinking water contamination for a majority of people.

对于大多数人来说，家庭整体水净化设备是最有效果和最经济的方式，也是解决饮用水污染的经济方法。

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An analysis is made of the causes for the contamination of the NHD solution and its effect on production, and measures are presented for the prevention of contamination.

分析了NHD溶液污染的原因及对生产的影响，介绍了防止NHD溶液污染的措施。

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The department also recommended lead-free bullets as the simplest solution to possible contamination.

CNN: Should hunters switch to 'green' bullets?

Natural gas formations are thousands of feet below drinking water aquifers so for contamination to occur the fracking solution would have to move through multiple layers of rocks.

FORBES: EPA's Fracking Hysteria