Bicarbonate (HCO 3 â) is alkaline, and a vital component of the pH buffering system of the human body (maintaining acid-base homeostasis). 70-75% of CO 2 in the body is converted into carbonic acid (H 2 CO 3), which can quickly turn into bicarbonate.
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Tile mastic, or thinset, is a premixed adhesive that is easy to use right out of the can, and it bonds well to almost any surface. It is commonly used directly on plywood or on cement board. Cement board is a highly stable, cement-based, sheet material typically reinforced with fiberglass (Image 1).