Which of the following is a significant risk associated with in-running nip points on conveyors?

In-running nip points on conveyors present a significant risk of severe injuries primarily due to the mechanism of how they function. These nip points occur when two machine parts move together and can catch or entrap anything in between, including body parts. When an individual comes into contact with these points, there is a high likelihood of injury, which can be serious, such as crushing, amputations, or lacerations. The force of the conveyor machinery increases the risk of such severe injuries because the moving parts can exert significant pressure.

Understanding this risk underscores the importance of implementing proper safety measures, including guards, emergency stop devices, and appropriate training for workers regarding safe practices around conveyors. While electrical shock, noise exposure, and burns from hot surfaces are valid concerns in a general industrial environment, the specific mechanics of in-running nip points make severe injury the most pressing and immediate hazard associated with them.