Vegetable oil supermarket shelves go through a deodorization stage that removes trace amounts of odors and flavors, and lightens the color of the oil. People can breathe in vegetable oil mist in the workplace. The U.S. Occupational Safety and Health Administration (OSHA) has set the legal limit (permissible exposure limit) for vegetable oil mist exposure in the workplace as 15 mg/m total exposure and 5 mg/m respiratory exposure over an 8-hour workday. The U.S. National Institute for Occupational Safety and Health (NIOSH) has set a recommended exposure limit (REL) of 10 mg/m total exposure and 5 mg/m respiratory exposure over an 8-hour
Gooey butter cake make deep butter cakes, but got the two butter smears mixed up. The mistake wasn't caught until after the cakes came out of the proof box. Rather than throw them away, Hoffman went ahead and baked them. As this was around the Great Depression that was another reason to be thrifty. The new type of cake sold so well, Hoffman kept producing them and soon, so did the other bakers around St. Louis. Another St. Louis baker, Fred Heimburger, also remembers the cake coming on the scene in the 1930s, as a slip up that became a popular hit and