Mr. John Wamsley joined the Thermal Machinery Group as an Mechanical Engineering Technician at the National Institute of Standards and Technology in 1994.His BFRL accomplishment for the Div. are Management of all Equipment and Instrumentation, Calibration,Testing,and Data Handling, Equipment Installation and Modifications, and Institutional Health and Safety. Also is Div. safety rep. from 94 to present also he is safety rep for SOC Safety Operations Committee for nist. Prior to that he work as a Technician in the Plant Division Air-Conditioning Shop. He uses his refrigeration experience to maintain and operate the environmental chambers for the Building Environment Division. Mr. Wamsley also assists the engineers and scientists in the construction and operation of test rigs for cycle and heat transfer research. He also operates and repairs 7 Content Temperture Lab 4, 20 Ton Chillers. John is currently taking classes at Montgomery College to enhance is current expertise.