Final answer:
The best practice for preventing a propeller injury is to take safety precautions such as wearing safety goggles or sunglasses, hearing protectors, safety helmets, and safety belts, and avoiding unnecessary risks and diving into unauthorized water.
Step-by-step explanation:
The best practice for preventing a propeller injury is to take certain safety precautions. Some of these precautions include:
- Wearing safety goggles or sunglasses to protect your eyes from injury.
- Wearing hearing protectors like ear plugs to protect your ears from loud sounds.
- Wearing a safety helmet for activities like bike riding and skating.
- Wearing a safety belt every time you ride in a motor vehicle.
- Avoiding unnecessary risks, such as dangerous stunts on a bike.
- Avoiding diving into water that is not approved for diving, as it could lead to serious brain or spinal cord injuries.