The United States Department of Transportation has established nine major classes of hazards that workers need to be aware. One class is explosive hazards. This can range from chemical substances that react to pressure to blasting agents used to activate other explosive charges. The other hazard classes include gasses, flammable and combustible liquids, flammable solids. They also include oxidizers and organic peroxides, poisons, radioactive materials, corrosives and other miscellaneous materials. Each of these hazard classes can prove lethal if proper precautions are not taken. As stated in the text “Although each of the hazard classes identifies a potential for a significant risk if not properly managed, in much the same situation found in toxicology, we know that there are ways to protect ourselves from the hazards” (Gantt, 2012, p 102). Substances that are generally perceived as harmless can possibly result in a hazardous situation or even death if the proper instructions are not followed. One article notes that baking soda is sometimes used as an antacid. However ignoring the recommended dosage has resulted in numerous reports of poisonings to emergency and treatment control centers. In the article it states “Baking soda was commonly found to be misused as an antacid in this study as the