Question

4.
Why do we say that burning of fuels' can cause health hazards​

Answer 1

Explanation:

These particles are dangerous pollutants and can lead to sever diseases in human beings like asthma. These fuels also produce carbon monoxide which is a very harmful gas if consumed for prolong hours it can even lead to death. Thus, we can conclude that burning of fuels causes health hazards

Answer 2

Explanation:

i) increase combustion of fuel lead to harmful effect, (like acid rain and global warming) on environment.

ii) incomplete combustion of fuel produces carbon monoxide gas which is highly poisonous gas.

in this way we can say that' burning of fuels 'can cause health hazards health hazard .