Results of a recent national survey of ophthalmologists said that isotonic saline solutions are better than tap water to flush injured eyes. The 70-oz size mixes to make 6 gallons of emergency ‘‘tears.’’ The 180-oz size mixes to make 15 gallons. All eyewash solutions should be replaced no less than twice a year.
Items sold by USABlueBook are intended for use only by professionals in the water and wastewater treatment industry. Many items sold by USABlueBook require supplemental training, licenses or permits for proper use and may be harmful if not used properly.