Toxicity, radioactivity, danger of fire, danger of explosion, corrosion, dangerous for the environment etc.
Your question is not at all clear. It would be useful to know what system you are talking about, what chemicals you are concerned about, and what salt water has to do with this. But in general, chemicals can harm systems. Some chemicals are quite dangerous.
hazardous chemicals harm animals mt mutating some or even when animals are in the whom the can still be affected and have birth defects and sometimes killing the animal
pesticides
yes, it can cause it has some chemicals that can harm you
Carcinogens.
No the concentration of these chemicals isn't strong enough to do any harm
Pesticides are substances used to control pests like insects, weeds, and fungi that can harm crops. They can include insecticides, herbicides, and fungicides, among others. These chemicals are designed to target specific pest populations while minimizing harm to other organisms and the environment.
chemicals in the smoke
CFC's harm the ozone. They react with it and deplete it.
It depends on the specific chemicals used. Some chemicals may cause rubber to break down, become brittle, or lose its elasticity. Other chemicals may have no effect on rubber. It is important to consult the chemical compatibility of the specific substances before applying them to rubber to avoid damage.
it depends. some tea has chemicals that can be harmful in smoke form. my answer would just to not do it at all
Each country emits CFC's. These are chemicals that harm the ozone.