An eyewash station is something you may need, but hope you will never use. But if there's an emergency, it's there to flush out the eyes fast to prevent injury or blindness. / / If you have hazardous substances, you may be OSHA-required to provide eyewash stations. Larger facilities may need more than one. / / Provide employees with training, and have necessary safety signs properly placed. Signage needs to be large and clear enough for a worked with obstructed vision to see. / / Eyewash stations are a final stop-gap. Workers should not ignore their PPE, wearing goggles, gloves or other protective gear as required.