Question: what are 4 main causes of accidents?
Answer: Lifting. Many employees are prone to sprain, strain or tear a muscle by virtue of lifting an object that is too heavy for them to lift on their own. ... 
Fatigue. Failing to take a break is another common cause of accidents. ... 
Dehydration. ... 
Poor Lighting. ... 
Hazardous Materials. ... 
Acts of Workplace Violence. ... 
Trips and Falls. ... 
Stress.