Some Hazards are easier to recognize. Some are harder to recognize. On the Energy Wheel below the first two Hazards (going clockwise) are the easy ones to recognize. People easily spot long drops (Gravity) and things in motion. Thus, the Hazard in the example at the start of this article (Gravity – either falling from height or dropping something from height) should be easy for the workers to spot. So, why aren’t they doing something about it?