Danaher Corporation engages in the design, manufacture, and marketing of professional, medical, industrial, and consumer products. It operates through four segments: Professional Instrumentation, Medical Technologies, Industrial Technologies, and Tools & Components. The Professional Instrumentation segment produces and sells compact, professional electronic test tools and calibration equipment; water quality instrumentation and consumables, and ultraviolet disinfection systems; and retail/commercial petroleum products and services, including underground storage tank leak detection and vapor recovery systems. The Medical Technologies segment designs and manufactures critical care...