| http://www.w3.org/ns/prov#value | - Just sayin???.)Berkey will also filter out VOCs, volatile organic compounds, including chemical runoff and contamination from PVC. It will also purify water of chlorine, benzene, and toluene along with a slew of other chemical nastiness that don???t even have real names, just numbers and letters (like 2,4,5-TP)Berkey removes 95% of heavy metals such as lead and mercury ??? and this matters.
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