Quattro Distilled Water Is A Hight Quality 5 L Solution Specifically Designed For Various Applications Requiring Pure Water. This Distilled Water Offers Several Key Features And Benefits: Battery Topping Up: The 5 L Container Provides Ample Distilled Water For Topping Up Lead Acid Batteries; Ensuring They Are Properly Filled And Maintaining Their Performance. Steam Iron Use: Distilled Water Is Ideal For Use In Steam Irons; As It Prevents Mineral Deposits That Can Clog The Irons Steam Vents; Prolonging The Irons Life And Improving Steam Performance. Other Applications: Quattro Distilled Water Can Be Used In Various Applications Where Pure Water Is Necessary; Such As Humidifiers; Aquariums; Laboratory Equipment; And More.Highly Purified Water Suitable For Lead Acid Batteries. Deionized Water Is The Purest Form Of Water; But Is Also More Expensive. The Process Of Deionization Removes All Ionizable Particles (Organic And Inorganic) From Water Through Ion Exchange. Positively And Negatively Charged Ions Are Removed From The Water And Replaced With H+ And Oh Ions. When These Two Ions Are Combined; They Form H2 O Or Purified Water.