PerkinElmer makes tools to find out what’s in you and your environment. It develops and sells equipment that researchers use to identify and treat diseases and to analyze food products as well as air, water, and soil to identify impurities and contaminants. The company, which distributes its offerings in more than 150 countries, generates most of its sales from laboratory products and other offerings. Prenatal and newborn testing and screenings in emerging markets such as Brazil and China have been growth areas for the company. China is PerkinElmer's second biggest market behind the US. PerkinElmer traces its roots to 1931.