Covers basic pest identification and biology information on insect and rodent pests that cause disease or discomfort in humans. Authors deal specifically with mosquitoes, flies, fleas, lice, bed bugs, cockroaches, wasps, yellowjackets, ticks, mites, spiders, and rodents. Pesticide application and equipment preparation are discussed at length. Specific examples walk you through calibration of different types of spray equipment, with attention to speed, nozzles, pressure, and spray width. This bulletin contains study information for the Public Health Pest Control exam administered by the Washington State Department of Agriculture. Text and illustrations.