End matter, floor tiles use the ultimate waste of our society – the end matter – and create semi-construction products from it. This is a black obsidian-like substance formed by the vitrification of asbestos-contaminated construction detritus. The high thermal inertia and aesthetic qualities of this material is used to create bricks, tiles and floor tiles that resist high temperatures and diffuse heat. With the bricks and tiles one can build stoves, heaters and floors but also walls or furniture. The aesthetic qualities of this material is used to create floor tiles.