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
Butter cake Butter cake A butter cake is a cake in which one of the main ingredients is butter. Butter cake is baked with basic ingredients: butter, sugar, eggs, flour, and leavening agents such as baking powder or baking soda. It is considered as one of the quintessential cakes in American baking. Butter cake originated from the English pound cake, which traditionally used equal amounts of butter, flour, sugar, and eggs to bake a heavy, rich cake. The invention of baking powder and other chemical leavening agents during the 19th century substantially increased the flexibility of this traditional pound cake by introducing