Common organic causes include scale, algae, âpink slime,â white water mold and vinyl liner mold. The Langelier Saturation Index measures the corrosiveness and neutrality, or scaling ability, of water. Water, by nature, âwantsâ to be neutral or balanced.
Joanna J. K. Rowling is 51 years old (birthdate: July 31, 1965). Joanna J. K. Rowling is 51 years old (birthdate: July 31, 1965).
AKA: J.K. Rowling ZODIAC SIGN: Leo BEST KNOWN FOR J.K. Rowling is the creator of the Harry Potter fantasy series, one of the most popular book and film franchises in history. J.K. Rowling biography SYNOPSIS Born in Yate, England, on July 31, 1965, J.K. Rowling came from humble economic means before writing Harry Potter and the Sorcerer's Stone, a children's fantasy novel. The work was an international hit and Rowling wrote six more books in the series,