Final answer:
Needle safety features are mandated to prevent infections and injuries among high-risk groups, such as healthcare professionals and drug addicts. Safety guidelines in laboratories also aim to minimize risks associated with sharp objects, chemicals, heat, and electricity.
Step-by-step explanation:
The prohibition of the use of needles without safety features is intended to reduce the risk of infections and injuries related to needle sticks, which can occur among certain groups such as drug addicts and healthcare professionals like phlebotomists and dentists. To maintain a high standard of safety, various health regulations and guidelines might mandate the use of needles with safety features. When in a laboratory setting or any medical environment, adhering to safety guidelines is crucial.
These guidelines are put in place to minimize the risk associated with the use of sharp objects, exposure to chemicals, extreme heat, and electricity. For example, firearms regulations may require that they be kept unloaded and secured with a trigger lock when not in use to prevent accidental shootings, which is an analogous approach to how certain safety features on needles might prevent accidental needle sticks.