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Calcium deposits in tub..?

2002

What are the calcium deposits from my tub from?

Sir Bobby Mclairy III
N/A - tallahasse Florida US

2002

Either there is calcium in the city water supply which is precipitating out because of the different temperatures and exposure to carbon dioxide in the air, or a former resident disposed of a body by dissolving it in acid, and the calcium from the bones is overflowing back up from the drainpipe.

Ted Mooney, P.E.
Striving to live Aloha
finishing.com - Pine Beach, New Jersey

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