IR sensors
they use cars horse and motorcycles they use all type of transportation .
Chemical energy.
cars
IT makes it easier for the bookekeeper
slick tyres are used.
ford.
DOT4 or DOT5
yes, the cars in Anchorage,Alaska do use same type of brakes as of sold in the US.
infrared radiation-apex
if you look online for cars, type in carmax or car dealers
Alot of them use a sonar-like sensors that emit soundwaves to help them "see".
F1 cars today use carbon fibre brakes, all metal materials on f1 cars are made from carbon fibre to save weight