Respirators are devices created to protect its wearer from the harmful effects of impure air. It depending on its make can protect against particles and impurities such as dust, fumes, smoke, and others. These devices are essential in industries such as mining, welding, medicine, and science.
Respirators can either be filtration devices or oxygen supplied devices. Each has its own niche in any industry. Infiltration devices work by filtering out particles from the air in the environment. Self-supplied devices have their own air supply and provide safe air to its wearer.
Without respirators, man is in danger of inhaling potentially hazardous particles. Miners without respirators would succumb to the poisonous air in mine shafts. Welders could inhale fumes from welded metal that could cause cancer and respiratory diseases. Health workers need respirators to protect themselves from airborne contaminants such as germs and droplets. The failure to wear such puts a medical institution in greater risk of spreading a disease.
The use of respirators can be traced back to the days of Leonardo da Vinci. He suggested the use of finely woven, porous cloth that was...
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