Client group after client group have weighed in towards propane fryers. Underwriters Laboratories (UL) studied propane fryer hazards. Mr. John Drengenberg, an engineer and the UL Client Affairs Supervisor strongly recommends towards the usage of propane turkey fryers. Mr. Drengenber explains, UL discovered propane turkey fryers, ''... to not be definitely worth the dangers. best turkey fryer And, on account of these observations, UL has determined to not certify any turkey fryers with our trusted UL Mark.'' Some producers countered by placing phony ''client itemizing mark of approvals'' on their harmful propane fryers.