Search Results for: people/phone

Windspire: Propeller-Free Household Turbine Gets Approval

mariah-power-s-windspire-trade-wind-power-appliance-completes-successful-etl-certification

We just featured the largest wind turbine in the world, now here’s something at the opposite end of the spectrum: a household wind turbine. In the last few years, we’ve seen a lot of mini-wind turbines that haven’t turned out to be very useful. But the Windspire turbine from Mariah Power sounds interesting. The Windspire […]

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2010 Review Of Tankless Water Heaters

A Young Woman Enjoying The Benefits Of A Point-Of-Use Water Heater

Tankless water heaters have been used in Europe and Asia for 50 years, and they are gaining popularity in the US. Right now they represent about 8% of new sales in the US. Tankless heaters, also called on-demand, flash or instant water heaters, qualify for a $300 federal tax credit. How efficient are tankless water […]

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An Inexpensive Electric Bike Conversion Kit

An Electric Bike Convesion Kit by AmpedBike

Sales of electric bikes have spun into high gear this year — some merchants reporting a 6000% increase in sales. This is good news, because, for short trips, the efficiency and convenience of electric bikes is hard to beat. You may have heard that in the U.S.,  40% of all trips are made within two miles […]

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The Best Water Filters Of 2010

Megahome Countertop Distiller

There are a lot of misleading claims about water filters. Many filters are marketed with general statements like “improves taste and odor”. But filter manufacturers don’t mention the specific amount of pesticides or chloramines removed, for example.

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