Concrete
Concrete
Concrete costs one steel, and with the exception of smoothing stone for free, concrete is the cheapest flooring. It is fireproof and effective at creating a fire barrier two tiles wide around buildings to protect them, or around fires to keep them contained. Its downside is its -1 beauty which can lead to the Ugly Environment thought.
Concrete may be useful outdoors underneath wind turbines, as concrete will prevent trees from growing and interfering with the turbine's performance.
A variation of metal tile and paved tile.
Acquisition
Constructing concrete requires Stonecutting to be researched. Each tile requires 
1 steel.
- Floors
- Burned floors (Carpet, Straw matting, Wood floor, Bioferrite plate
) • Concrete • Flagstones (Sandstone, Granite, Limestone, Slate, Marble) • Gold tile • Paved tile • Silver tile • Steel tile • Sterile tile • Straw matting • Wood floor • Fungal gravel 
• Hex tile • Spikecore plates • Totemic boards - (research)
- Carpet • Stone tiles (Sandstone, Granite, Limestone, Slate, Marble) • Fine carpets
• Fine stone tiles (Sandstone, Granite, Limestone, Slate, Marble) • Hex carpet • Mindbend carpet • Morbid carpet • Morbid stone tiles (Sandstone, Granite, Limestone, Slate, Marble) • Spikecore stone tiles (Sandstone, Granite, Limestone, Slate, Marble) • Totemic stone tiles (Sandstone, Granite, Limestone, Slate, Marble) • Bioferrite plate - Floor coverings
- Animalist slab (Medium, Broad) • Morbid slab (Medium, Broad) • Rustic rug (Medium, Broad) • Spikecore floor-star (Medium, Broad) • Totemic slab (Medium, Broad)
- Related
- Bridge • Smooth stone • Void metal