http://en.wikipedia.org/wiki/Diatomaceous_earth
this is a general and appears to be accurate overview. especially read the bottom section 'safety considerations'. Not an urban myth. Flux calcined DE (ie commercial processed filtration DE) has an ugly MSDS sheet. Read one!
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this is a general and appears to be accurate overview. especially read the bottom section 'safety considerations'. Not an urban myth. Flux calcined DE (ie commercial processed filtration DE) has an ugly MSDS sheet. Read one!
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