After 220 years of industrial abuse, there's enough carcinogenic sludge at the bottom of Hamilton Harbor to fill several hockey stadiums. "Most wastewater treatment solutions use chemicals," says Cameron Lippert, CEO of PowerTech Water. "Chemicals create sludge that traps all the heavy metals. Then, instead of millions of gallons of polluted water you have tons of polluted sludge."
CEO, PowerTech Water (and ElectraMet)