risks of investigating fuels(unit 3)

Question 1

flammability

Answer 1

one of the most useful properties of fuels is that they are flammable(catch fire easily)
this i also a hazard and should be treated as such

Question 2

toxicity

Answer 2

although many fuels are not toxic, they often contain impurities that are.
for example fossil fuels contain benzene which is a toxic substance.
products of combustion of impurities being released as a sulfur dioxide, can also be toxic.
in car exhausts nitrogen oxides are produced