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  • comes in these huge sacks dry and absolutely pitch.

  • Black powder reaches a smooth consistency.

  • They mix it with water to create a slurry.

  • The amount of black carbon in the mix determines the shade of the cement.

  • Too much water and the tile won't hold together too little can ruin the pattern.

  • Every design has its own metal stencil.

  • Workers pour the slurry into the voids.

  • One of the hardest parts is to get crisp lines and then they add the backing layer that also has carbon.

  • The first layer is more for the aesthetics and the pattern that really comes out.

  • The back layer is frustrating the factories.

  • Only hydraulic press squeezes the tile into shape and helps it set the firmed up tiles still need to strengthen through a process called water curing.

  • That means they get hosed down every day for nearly a month, cement tiles require a lot of extra polishing even after they're put in place.

comes in these huge sacks dry and absolutely pitch.

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