Danaher Corporation (Danaher) designs, manufactures and markets professional, medical, industrial and commercial products and services. The Company operates through three segments: Life Sciences, which offers a range of research tools that scientists use to study the basic building blocks of life, including genes, proteins, metabolites and cells, in order to understand the causes of disease, identify new therapies and test new drugs and vaccines; Diagnostics; which offers analytical instruments, reagents, consumables, software and services; and Environmental & Applied Solutions, which consists of various lines of business, including water quality and product identification. Danaher's research and development, manufacturing, sales, distribution, service and administrative facilities were located in over 60 countries.