carbon monoxide, chlorine, carbon dioxide under certain circumstances
The two gases in exhaust fumes that are harmful to humans are carbon monoxide and nitrogen. Nitrogen is not as dangerous as the carbon monoxide, because the atmosphere is about 78% nitrogen.
ACID RAIN and RUST are harmful because it contains harmful gases like sulphuric acid etc... mainly sulphur gasesbecause of this harmful gases when they reach the atmosphere when it rains it forms acid rain as the harmful gases mix with the atmosphere .This acid rain will affect plants,animals humans and all living organism.The acid mainly occurs at industrial areas because of these harmful gases which are released by the industrial effluents.they are definitely harmful to the atmosphere.
yes no your nose protects your lungs from harmful gases
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No, not all are. Nitrogen is the most common gas in the atmosphere but it doesn't bother us. And oxygen is a gas we absolutely need.
yes the lichens are harmful but to some humans
earthworms are not harmful to humans theyare just pink and slimmyNo. Worms that are harmful to humans are roundworms, flatworms and hookworms.
Phone radiation can be harmful to humans. It is harmful when the person is on the phone a lot.
They are not harmful to humans
Factories.
The CFC's that is chlorofluorocarbons are the ones that destroy the ozone most. It attacks the ozone molecule present in the stratosphere and destroys it.
Americium is harmful to humans because is very radioactive.