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Is it safe to use an acid to clean a flamed finish granite?

All acids should be used with caution on any stone surfaces. Granite is one stone type where most acids will not harm it. However, stay away from hydrochloric acid (HCL). HCL can deposit salts in the granites pores if not rinsed throughly. I would... Read More

I have been told that there is a shelf life to grinding bricks. I have been using the Frankfurt style bricks and I have many that are several years old. Do I run into the danger of the bricks being bad?

Most bricks are made of material known as magnasite. The magnasite has a shelf life of about one year. If you have bricks that are made of magnasite and they are older than one year you risk the chance of them falling apart. There are newer bricks... Read More