It is cheaper than anything else. But that nuclear plant could explode etc. what I'm trying to say with the last part is that there is Good and Bad. I hope this helped.
Intestines -Its main purpose is to digest food. But the intestine is not only there for digestion: it also produces various substances that carry messages to other parts of the body, and plays an important role in fighting germs and regulating the body's water balance.
Pancreas-During digestion, your pancreas makes pancreatic juices called enzymes. These enzymes break down sugars, fats, and starches. Your pancreas also helps your digestive system by making hormones. These are chemical messengers that travel through your blood.
Heart-The heart is a muscular organ in most animals, which pumps blood through the blood vessels of the circulatory system. The pumped blood carries oxygen and nutrients to the body, while carrying metabolic waste such as carbon dioxide to the lungs.
Answer:
yes, they called it air-pollution because air they get mix up with a chemical and a smoke for burning stuff.
when the air is polluted everyone going to be sick.
I hope this answer helps.