Founded in 1966 by Roger Roark Sr. and Harry Brown, B/R Instrument Corporation designs and builds laboratory distillation equipment in Easton, Maryland, including fractional distillation systems and solvent recyclers. The company began as a general glassware manufacturer before specializing in spinning band distillation under a DuPont patent in 1968, and now supplies systems from micro to pilot scale. Its equipment is made in the USA and has been installed in more than 50 countries.