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Mankato Free Press
19 小时
Heilman: Making the change to copper slugs has several layers
Some things make sense; some things don’t. Lately, switching to copper slugs for deer hunting has made more sense.
1 天
10 of the World’s Most Dangerous Minerals
Did you know that more than 50% of the Earth remains unexplored? Earth is so vast, and there aren't enough minds to analyze ...
4 天
on MSN
Are your water service lines made of 'unknown' materials? How to know if you have lead in ...
More than half a million Houston-area residents were due letters this month to warn them that their drinking water might be leaching lead from old service lines. An Environmental Protection Agency ...
JD Supra
6 天
Lead and Copper Rule Improvements
The federal government began regulating lead and copper pipes in 1991 when it announced its first version of the Lead and Copper Rule (LCR). The ...
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