The Living Machine in the Lewis Center at Oberlin College uses plants and animals to recycle the waste water from toilets and sinks and uses it again.
Cleaning up the water we flush down the drain usually means
sending it through sewer pipes to sophisticated and expensive municipal
wastewater plants. But a new method of cleaning up wastewater begins
and ends at the same place. Instead of using chemicals and machinery,
it uses plants and animals. The Great Lakes Radio Consortium’s Lester
Graham reports: