Green Car Congress

MAY 28, 2020

The 80kW production unit is smaller and lighter than the concept, making it suited for sports, recreation and light commercial applications as well as classic car conversions. Customers can now order Swindon Powertrain’s High Power Density (HPD) EV system with deliveries starting in August. Weighing only 49.9

Power 284

Power Powered DIY Conversion 284

Cars That Think

NOVEMBER 28, 2021

meter-tall Nexø II rocket was powered by a bipropellant engine designed and constructed by the Copenhagen Suborbitals team. The engine mixed ethanol and liquid oxygen together to produce a thrust of 5 kilonewtons, and the rocket soared to a height of 6,500 meters. Rockets built by commercial players like. We're now building the.

DIY 139

DIY Engine Design Exhaust 139

Cars That Think

NOVEMBER 21, 2021

Peter Kovatchev was a naval engineer who raised his son, Boris, as a problem solver, and who built model ships with his granddaughter, Anna. Only in 1970 did ambulatory blood-glucose testing become possible; in 1980 it became commercially available. The first commercial "artificial pancreas" was a refrigerator-size machine called the.

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Personal 2008 Virginia Commercial 144