A ________ is a chemical agent that causes blisters to form where exposure occurs

Pleural effusion is characterized by the presence of:

A) fluid in the pleural space. B) atelectasis in the affected area. C) secretions in large airways. D) increased friction between the pleural layers.

What is the term for the temperature at which the water vapor in a gas begins to condense back into a liquid?

a. Triple point b. Critical pressure c. Dew point d. Boiling point