GOLDEN — Colorado School of Mines engineers have found an alternative to digging into mountains for minerals: mining the minerals from food waste.
They’ve turned putrid banana peels, eggshells and rice husks into crystal-clear glass.
Now they’re investigating what other muck may yield.
In a lab here, they rigged up a cooking system that starts at a fridge, where students delightedly donate garbage.
A journalist and lawyer, Bruce Finley has investigated local, national and international issues with on-site reporting in more than 40 countries. In his position as a staff writer for the Denver Post, he is focusing on environment-related news including water challenges, the oil and gas boom and wildfire.
