Overcrowded and poorly ventilated housing is a major factor in the spread of airborne diseases'. Explain the statement and support your answer with diagram also.

Transmutable diseases are the ones that spread by coming in contact of the bacteria or viruses with the healthy individuals. In overcrowded house poorly ventilated housings there possible chances of a person infected with any of this disease. The sneezing coughing or gaseous exchange of the infected one into the environment can cause the spread of germs. Show the chances of spreading airborne diseases becomes extremely higher and crowded place for poorly ventilated areas