Some of this is due to voids and imperfect layer bonding, but you can — as [Geek Detour] shows us — work around some of this. In particular, it is possible to borrow techniques from brick ...

Once you've sealed the brick, apply one to two layers of primer such as Behr Concrete and Masonry Bonding Primer to the floor to prepare it for painting. Primer helps the paint to adhere and ...

Meet SAM, the Semi Automated Mason. SAM can lay bricks three times faster than a normal brick layer. SAM isn’t planning on taking away any jobs yet though — it still needs a human mason ...