The mechanism of food allergy involves the immune system and heredity. Immune system: An allergic reaction to food involves two components of the immune system. One component is a type of protein, an allergy antibody called immunoglobulin E (IgE), which circulates through the blood. The other is the mast cell, a specialized cell that stores up histamine and is found in all tissues of the body.
If you have ever install tile over concrete, then you know the frustrations of uneven surfaces, pits, and ridges. With the new Tavy Thin-Skin method, these problems are eliminated, virtually guaranteeing you professional results and a tile job that you can be proud of.
You should also consider what the tile is going on top of. It is best to lay tile on top of cement backer board (I like Wonderboard), which rests atop a moisture-resistant sub floor. But new tile can be laid over old if need be. Just make sure that whatever you lay new tile over, it is sound and level.