Which container is used for non-cytotoxic waste in dental settings?

• A. White bucket with green lid
• B. Yellow/blue tub with blue lid
• C. Green bag with white lid
• D. Yellow/blue tub with blue lid

Answer: (D)

In dental practice, waste is sorted into separate streams so each type can be treated and disposed of safely. Non-cytotoxic waste refers to clinical waste that does not contain cytotoxic substances. The container chosen for this stream is the yellow/blue tub with a blue lid. This color-lid combination is used to mark non-cytotoxic clinical waste, helping staff keep it apart from cytotoxic waste, which uses a different container system. Using the correct container reduces the risk of cross-contamination and ensures proper handling and disposal of waste like general PPE and other non-cytotoxic items. Other containers correspond to different waste streams (such as cytotoxic or general waste), so they’re not used for non-cytotoxic waste.