The inflation system is not unlike a solid rocket booster (see How Rocket Engines Work for details).But the trusty bicycle is a formidable opponent on the streets of Hiroshima. Especially when equipped with rocket engines! I can't find helmets for sale even if I wanted to buy one. Where can I find safety while riding my humble steed? Bike-air-bags?
Tuesday, July 05, 2005
Howstuffworks describes how they would work for a car.