What is the cause of lung cancer in coal miners?

  • A
    Coal mines
  • B
    Calcium fluoride
  • C
    Cement factories
  • D
    Bauxite mines

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Similar Questions

Which of the following is an occupational respiratory disorder?

Give differences between Asthma and Emphysema.

Hypoxia is a condition in which tissues receive insufficient oxygen. What is it caused by?

$A$ - Smoking is associated with increased incidence of cancer of lung.
$R$ - It increases $CO$ content in blood and reduces the concentration of haem-bound oxygen.

When $O_2$ is inadequate during respiration,the condition is called:

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