American Chemical Society (ACS) Laboratory Safety Test 2025 – 400 Free Practice Questions to Pass the Exam

A centrifuge is a powerful piece of equipment that uses rapid rotation to separate substances of different densities. When operating a centrifuge, it is imperative to ensure that it is functioning safely and effectively to avoid accidents or equipment failure.

Hearing a clinking sound during operation is a strong indication that there may be an issue. Such sounds can suggest that the rotor is unbalanced, items may be improperly secured, or that there's a mechanical fault. An unbalanced rotor can lead to excessive vibrations, potentially causing damage to the centrifuge or risking personal injury if the rotor were to malfunction while spinning at high speeds. It is crucial to address any unusual noises as they often signal an underlying problem that needs immediate attention before further use.

On the other hand, well-balanced samples, a firmly anchored centrifuge, and a tightly secured lid are all signs of proper setup and operational safety, which help to ensure that the centrifuge can run effectively without the risk of accidents. Balancing the samples correctly minimizes vibrations, anchoring prevents movement during centrifugation, and securing the lid helps contain the samples, contributing to a safe working environment.