yes
Legally no, as fire arms on a ship transporting millions of gallons of fammable fuel can be dangerous.
Yes.
50% of healthy food handlers carry dangerous bacteria.
no sticking a magnet on your bike fuel tank is not dangerous
horse can never carry the car. because car is bigger
A good online website that sells fuel line and is reviewed with high ratings is jegs.com/. They carry a large selection of fuel line that you may purchase.
Longer than you could carry fuel for!
Yes, very dangerous. The fumes are harmful to the lungs and will cause cancer and possible brain damage if you breath enough.
The most likely spot for a hydrogen fuel tank on any possible car that will be built is going to be on the top of the car. This would prevent you from becoming part of the fuel burn in an accident. The fuel would flow up and away from the people involved. They would not be any more dangerous because of the fuel they were carrying. The technology may still be unlikely to go into this direction because they provide no real advantage at the moment over gas or diesel powered cars. Hydrogen would not provide any real savings in terms of fossil fuel reduction or savings from a pollution standpoint. The current method of making hydrogen is to strip it from natural gas.
Eighteen wheeler accidents are so dangerous due to the size of the trucks and the weight the carry in cargo. It takes an eighteen wheeler about 40% longer to stop than it does an average sized car.
Cars must weight at least 650kg, without fuel. This season they also carry 100-150kg of fuel at the race start, but are running on empty by the end of the race.
A car consumes fuel when it is running.