Outline
I. Air on commercial airline cabins is a combination of circulated and outside air.
1. Low humidity,
2. The requirement for cabin pressurization,
3. Possible exposure to ordinary biological and chemical contaminants
B. Perform a careful scientific survey to make sure that rules governing the quality of air in business aircraft cabins are sufficient to care for public health
1. Formulate a system that regularly checks the air in the cabin to ensure it is safe for the travelers.
II. Number of air travelers has almost quadrupled in the last 3 decades.
A. Number of young and old passengers has risen
1. People ...