The illustration shows a generic example of a box plot with the maximum, third quartile, median, first quartile, and minimum values labeled. The relative vertical spacing between the labels reflects the values of the variable in proportion.
Respirator Types Two basic types of respirators are: â¢ air-purifying; andâ¢ supplied-air respirators. Air-purifying respirators remove airborne contaminants such as particles, toxic vapors, and/or gases.
Reciprocating Compressors are one of the most widely used types of compressors for refrigeration and air conditioning applications. The reciprocating compressors comprise of the piston and the cylinder arrangement similar to the automotive engine.