Starting during the 20th century, the usage of brickwork declined in some spots due to issues about earthquakes. Earthquakes including the San Francisco earthquake of 1906 plus the 1933 Very long Beach front earthquake disclosed the weaknesses of unreinforced brick masonry in earthquake-inclined parts. During seismic gatherings, the mortar cracks https://brazilian-waxing64197.blogdigy.com/a-review-of-cement-55574548