Water Treatment
Sports Drinks: R They Needed? - FN1400
Sports drinks, such as Gatorade, Powerade and All Sport, contain carbohydrates and electrolytes, such as sodium, potassium and chloride. They are made for physical activity, to help rehydrate and to keep energy levels high. Are sports drinks really necessary? Not always. You can get these same benefits from other sources. A sports drink is not better for you unless you are active for 60 to 90 minutes or are exercising in very hot conditions. Anything less, and water should be the drink of choice.
Using Electrical Conductivity and Total Dissolved Solids Meters to Field Test Water Quality - WQ1923
An electrical conductivity or total dissolved solids meter is a quick method to estimate total dissolved solids in water and determine water quality.
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