Recipe for LABORATORY is: REFRIGERATOR and BIOHAZARD SIGN. You can find this item in farm category. Growing LABORATORY takes 11d 06h 21m 09s. Is this farmable? Good leveling up material if the answer is yes. Hitting it will break it but you need to count the hits yourself. You get at least 1 seed back (maybe more!) from splicing LABORATORY. Profiting with this might be questionable. Blockratio of LABORATORY is a mystery. Maybe you can check the wiki for <a href="https://growtopia.fandom.com/wiki/Laboratory">laboratory</a>