Final answer:
Transportation safety regulations govern potentially hazardous items like Chemical Agent Monitoring Equipment and containers of refrigerated liquid nitrogen due to their chemical properties. These examples, along with the use of chemical reactions in car airbags, show the role of chemistry in everyday safety and functionality.
Step-by-step explanation:
Items such as Chemical Agent Monitoring Equipment, Insulated packaging containing refrigerated liquid nitrogen, and Hair curlers containing hydrocarbon gas are subject to various transportation safety regulations due to the potential hazards they pose. Insulated packaging containing refrigerated liquid nitrogen, typically used for transportation of sensitive materials, must be handled with care due to the risks associated with liquid nitrogen. Hair curlers that contain hydrocarbon gas are also regulated, as hydrocarbons are flammable and can pose a fire risk. Both situations demonstrate the practical applications of chemistry in everyday life, such as the safely transport of substances or the technology behind personal care products.
Chemistry is also present in safety measures such as airbags in vehicles, which rely on explosive chemical reactions, like the decomposition of sodium azide, to rapidly inflate the airbag in the event of a collision, providing protection to the occupants. These examples illustrate the importance of chemical understanding for safety and functionality in a variety of everyday contexts.