Define the following term:
Inhaled air.
Inhaled air: It is a mix of oxygen and nitrogen.
Name the major gas present in the (a) inhaled air (b) exhaled air.
Define the following terms :
(i) pollution
(ii) pollutant
(iii) air pollution.
Which of the following defines inhalation in simple terms?
What is the 2 difference between inhaled air and exhaled air?