US firm unveils next-gen appliance that could slash household energy bills: 'Incredibly powerful'

US firm unveils next-gen appliance that could slash household energy bills: 'Incredibly powerful'

Over the past few years, technology in the sustainability space has accomplished everything from capturing carbon right from the air to taking to the skies in an electric plane.  In Massachusetts, one company is taking efficiency straight home — to your water heater, to be exact. Cala Systems, based in Wilmington, has engineered a smart water heater capable of using electricity prices, solar production, and grid forecasts to decide when to heat …