Copper helps improve bone structure, skin, your immune system and your nervous system. Algae growth in a pool is inevitable. The easiest way to test your pH is to take a water sample to your local pool store. We're finishing up our easy and straightforward guide to help keep your pool water clean and balanced all season long. How do you know your pool equipment is sized correctly? Warm, uncontaminated swimming pool water is a great place for algae to grow. Gone are the chemical smells that cling to you and your clothes; gone are the stinging eyes. Anything outside of this range will affect the feel of the water and the effectiveness of the chlorine. Moreover, today there is a huge number of opportunities. Copper sulfate, otherwise known as bluestone, is sometimes used in swimming pools as an algaecide. But this is if the drug gets inside the body. The answer to this question has long been received. The primary active ingredient in all mineral pool systems is either copper or silver.