If there is an imminent danger, in addition to any other action you take, you should telephone OSHA. Your Right to An Inspection Often, OSHA prefers to investigate complaints by faxing a letter asking about the hazard to the employer, rather than by conducting an on-site inspection.
(November 2014) A Totally Enclosed, Fan-Cooled (TEFC) electric motor is a type of industrial electric motor with an enclosure that does not permit outside air to freely circulate through the interior of the motor. An external fan blows outside air over the frame of the motor to cool it.
Over 100 years experience manufacturing enclosed ground flares! Enclosed Stack - Combustion Chamber. MRW enclosed flare systems use a vertical, cylindrical, and self-supported refractory lined stack. The flame is completely hidden inside the combustion chamber. The refractory used is designed for cold start-ups.