Fact 1: Chemical splashing can cause harm to humans.

Fact 2: Some surgical nitrile gloves offer limited splash protection from chemicals.

Given the two facts above, answer the question "What can help prevent harm to humans?" with the following options: 
- knives
 - Electric generators
 - An emergency lighting source.
 - acid
 - surgical nitrile gloves
 - cancer
 - reusing materials
 - Electrical energy


 

     surgical nitrile gloves    