No and yes, it all depends on the dosage.
Everything is toxic at a high enough dose (not just gases).
yes no your nose protects your lungs from harmful gases
it absorbs all the poisonous gases in the environment so that supporting the environment from some toxic or harmful gases
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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.
Because it might contain certain harmful gases such as Carbon dioxide, methane, and so on which are harmful to lungs.
There are no harmful gases in space. There are no gases. Space is a vacuum. Astronauts wear a pressure suit so that they are not exposed to the vacuum, which could kill them.
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.
Harmful gases released from factories are commonly referred to as air pollutants. They can include greenhouse gases like carbon dioxide and methane, as well as toxic pollutants such as sulfur dioxide and nitrogen oxides. These gases can have adverse effects on both human health and the environment.
the gases are converted to less harmful gases as nox to no2
Air Pollution Beer Oxegyn
Some harmful gases include carbon monoxide, sulfur dioxide, nitrogen oxides, and volatile organic compounds. These gases can cause respiratory issues, environmental damage, and contribute to climate change.
By Throwing Garbages and Harmful Gases and Harmful Chemicals and last FERTILIZERS!