Because slate is stable thermally and chemically inert; many laboratory tables are topped with slate. Which causes those pretty hard to move, too, but large a rut for chemists and other people who work with volatile chemicals to efforts. It wouldn't do to accidentally drop hydrochloric acid on a wooden table top, however if it happened on a slate one it wouldn't matter.
You must be thinking that what is what makes the slate tiles so strong and durable. The answer to this question lies involving formation of them slabs. You will be amazed to learn that this slab is not manufactured in factories rather it is unearthed in quarries. slate is an all-natural product or Stepping Stone spacing for balanced pathways that forms underneath the crust of the planet. These pieces comprise of fine particles accumulated under eco-friendly. These particles are compressed under the garden area crust and thus form a tough wearing rock. It comes out in bulky stone pieces that are cut by way of diamond cutters in stone factories.