The flOre is lava. Dig yOre way out through this divOrese and dangOreus field! Will you Coke on the limited space and submit to the cOreruption Ore will you transfOrem it into an majestic Orechestra? Also known as "Dangerous" or "Danger Ores".
request to add a setting that disables the dangOreus ore generation so Factorio will use default generation and only the sections with ore will be unbuildable
