Durga lives in a village and cooks food on a chulha (earthan stove ) using wood and cow dung cakes as fuel. She has been suffering from severe cough for the last three months. This may be due to the

Options

A. carbon monoxide produced by burning fuel which may have been deposited in her respiratory tract.
B. soot produced by burring the fuels which may have been deposite in her respiratory tract.
C. smoke produced by burning fuels which may have caused her allergy.
D. old age and pollution inside and outside her hut.

Answer

B

Explanation

Soot is a mass of impure carbon particles resulting from the incomplete cobusttion of hydrocarbons. According to world health organisation indoor air pollution caused by such a cooking methids is the fourth greatest health risk factor in developing countries. Examples of health problems caused by indoor air pollution causes by earthen stoves includes Acute Respiratory Infections (ARIs).chronic obstructive pulmonary disease (COPD), pulmonary tuberculosis (TB) low birth weight.