Some plastics produces very poisonous fumes when they are burnt. Plastics and other organic compounds containing chlorine and nitrogen produce hydrogen chloride and hydrogen cyanide respectively on combustion.
pros:cheap,light,durable cons:not biodergrable,release harmful gases
yes no your nose protects your lungs from harmful gases
Plastic doesnt biodegrade / break down naturally, and cannot be recycled without using us a lot of energy, and releasing harmful gases into the atmosphere which cause global warming.
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plastic plants are not harmful to your goldfish aquarium.
the plasticcs thrown in water have toxic gases and if you people throw plastic in water, these harmful plastics will give out toxic gases which causes harm not only to us but the marine life also..........
Everyday non biodegradable plastic bags are very harmful to the environment on many levels. They do not break down naturally and when burned, they give off highly toxic gases. It is far better to use bio-degradable bags for the good of the future of our planet
Factories.
Ozone and heavy metals are harmful to plants.
there are so many gases
lead compounds are harmful if added to petrol as it cause cancer, poison the catalytic converter (use to convert harmful gases into less harmful gases/harmless, emmision of greenhouse gases and increase the amount of oxides of nitrogen which results in acid rain.
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.