Which method is safest for lifting heavy objects?

Using a hoist is the safest method for lifting heavy objects because it is specifically designed to handle heavy loads, reducing the risk of injury to workers. Hoists utilize mechanical advantage, enabling a single person to lift substantially heavier weights with minimal effort. The equipment is engineered with safety features such as limit switches, which help prevent overloading and improve control during the lifting process.

Employing a hoist also reduces the potential for human error that can occur when attempting to lift heavy objects manually. It allows for load stability and minimizes strain on the body, particularly the back, which is crucial in preventing injuries commonly associated with heavy lifting.

The other lifting methods, like using a chain only or lifting with hands, can increase the risk of accidents. A single strap can also be less secure than a hoist, particularly if it doesn't distribute the load evenly. Therefore, utilizing a hoist is the best practice in ensuring safety while lifting heavy objects.