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A DIY E-bike Conversion on the Cheap

Cars That Think

Terrafirma Technology , a company started by an engineer named Michael House who has gone into business supplying 3D-printed adapters to people who want to repurpose lithium-ion power-tool batteries. In 2009, I wrote in these pages about my efforts to. Fast forward a dozen years. If anything, it's gone up. So I bought an outrunner.

DIY 145
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Stuff We Use: Under Pressure (Washers)

The Truth About Cars

For ages, this writer used a gasoline-powered pressure washer, firm in the belief it ran better and more reliably than any cheap electric plug-in unit ever would. It’s no trouble to wash two or three cars at a time and not run out of juice, even at my notoriously leisurely pace. Its total capacity is just over 1.0

Juice 105
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A DIY E-bike Conversion on the Cheap

Cars That Think

Terrafirma Technology , a company started by an engineer named Michael House who has gone into business supplying 3D-printed adapters to people who want to repurpose lithium-ion power-tool batteries. In 2009, I wrote in these pages about my efforts to. Fast forward a dozen years. If anything, it's gone up. So I bought an outrunner.

DIY 98
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Cleantech Blog: Smart Grids and Electric Vehicles

Tony Karrer Delicious EVdriven

In the future, utilities will pay you to plug-in your vehicle. Millions will plug-in their electric vehicles (EV), plug-in hybrids (PHEV) and fuel cell vehicles (FCV) at night when electricity is cheap, then plug-in during the day when energy is expensive and sell those extra electrons at a profit.

Grid 28