The occurring pollutants have to be distinguished into 3 types:
Substances that place strain on respiratory tract and lungs
If exposed for a long period and if the concentration is high, then these substances can cause strain to the respiratory tract and the lungs.This can lead to respiratory illnesses such as (chronic) bronchitis or asthma and deposits of metals in the lungs (siderofibrosis, aluminosis).
Toxic or poisonous substances
These substances cause poisoning if a certain dose is exceeded within the Body. Their toxic effect may e.g. prevent oxygen supply to the blood. Other symptoms may be:
Some of these substances are also suspected to have a carcinogenic effect.
Carcinogenic substances can result in malignant Tumors. An growing dose of these substances increases the risk of cancer. These substances frequently also have a toxic effect.
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