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I too have steam escaping from the center. Heck I have stalagmites (or is it stalagtite) forming on the deck from the dripping water.
You are correct "stalagmites." "stalagtites" hang from the ceiling. Not that anyone cares but that brought back memories from 8th grade science class...thanks Mr Edwards.....
have we gone from a question about covers to rock formations....duh
stalagtites hang tightstalagmites stand with might
It's such a burden knowing everything. I guess it's a blessing, and a curse.It's stalactites and stalagmites.Stalac and Stalag 8-)