Copper is also a native metal, which means it can be used in its natural form. Even copper scrap has value, as copper is one of the few metals whose value and function do not dwindle after recycling.
As some people return to what's left of their homes after the Los Angeles-area wildfires, experts are warning about possible dangers of the ash that's left behind ...
"Ash from a chaparral [vegetation] fire is clean; it contains nutrients like phosphorous and potassium that can be beneficial," said Garn Wallace, a biochemist and soil scientist whose business ...