chemical hood

Solution to a dutch oven. (See dutch oven.) To prevent chemical burns and inhalation of toxic fumes from a dutch oven. If one is trapped under bed-sheets/covers where flatulence has been released as a chemical weapon said person can break the seal of the bed-sheets/covers releasing the bodily gases creating a chemical hood. Such fanning may lead to contamination of an entire room. Chemical hood should be performed at your own risk. Historically, "chemical hood" or fume hood (sometimes called a fume cupboard or fume closet) is a type of local ventilation device that is designed to limit exposure to hazardous or toxic fumes, vapors or dusts.