The English word "joint" has many different meanings, not only in the medical, political and social realms, but also in the world of architecture. A joint, and specifically the masonry mortar joint, ...

We've all seen it: The brick or stone wall where the mortar is all powdery, cracked or non-existent. "Mortar can disintegrate over time because of weather as a result of the freeze-thaw cycles. The ...