Chemical or petroleum storage in a floating roof tank is the standard way to reduce air emissions. When floating roof tanks are taken out of service, the floating roof is landed on its legs and a vapor space is created between the floating roof and the liquid surface. As the tank draws down, the vapor space grows until the discharge pump breaks suction. When product is pumped back into the tank, the vapor space is squeezed until the roof is refloated. Most companies are awar

CFR Environmental is pleased to announce that Nathan Cottrell has joined our team as an environmental engineer. Nathan is experienced working with a diverse range of environmental programs, including air and stormwater compliance reporting and permitting. Specifically, he is experienced in Title V permitting, air emission inventory reporting, and emissions calculations. Nathan also brings with him experience in industrial hygiene monitoring, including respiratory fit testing