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Alliance AutoGas launches 5300-mile, 12-city Coast-to-Coast Clean Air Ride with converted F-150

Green Car Congress

Supported by partners, Clean City Coalitions and corporate sponsors, Alliance AutoGas is embarking on a 5300+ mile, 12-city, cross-country road trip—the Alliance AutoGas Coast-to-Coast Clean Air Ride —with its record-setting propane autogas F-150. Behind the autogas truck, they will be trailering a propane mower.

F-150 150
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The New Supersonic Boom

Cars That Think

The most extensive such experiment took place over Oklahoma City in 1964. For months, supersonic aircraft flew over the city, eight times a day, seven days a week, at unpredictable times but always during daylight hours. 1,100 miles per hour) without producing a loud, disturbing sonic boom on the ground." Boom Supersonic.