GFCI's monitor the current entering and leaving electrical equipment and will shut off the power if the current is out of balance enough to generate a shock. Another control school districts should use is restricting access to electrical rooms by keeping them locked. All electrical cabinets should be kept closed. Electrical systems should be checked and serviced annually by a competent electrician. Rubber clothing, such as insulating gloves or rubber-soled shoes or boots can help prevent shocks.
Rubber mats are useful too.
Remember not to wear metal jewelry that could make you a conductor. Electrical hazards can cause a fire or injure employees and students if left unchecked. By taking some basic precautions as outlined here, these hazards can be minimized. Eye injuries can result from machine operations such as grinding, sawing and etching, and so on. If corrective lenses are worn, protective eyewear will need to be worn over them.