An unused dental needle should be disposed of in what type of container?

An unused dental needle should be disposed of in a sharps container because these containers are specifically designed to safely hold and dispose of sharp medical instruments that can cause injury or infection. Sharps containers are puncture-proof, leak-proof, and often made from materials that reduce the risk of accidental needlesticks when handling and transporting the waste. By using a sharps container, the risk of injury to waste handlers and the public is minimized, adhering to safety standards and infection control protocols.

The other options are not appropriate for disposing of dental needles. Regular trash cans do not provide the necessary safety measures for hazardous waste. Biohazard bags are typically used for materials that are contaminated with blood or other potentially infectious materials, but they are not suitable for sharp objects that could pierce through the bag. Plastic recycling bins are meant for recyclable materials and are not equipped to handle medical waste, which can pose serious health risks. Utilizing the correct disposal method is crucial for maintaining a safe and sanitary environment.