Provide adequate air ventilation by opening doors and windows in the room. The fumes from the paint remover can cause headaches and nausea. Wear a pair of rubber gloves and a dust mask.
Pour a paint remover that contains methylene chloride into a paint tray. Dip a clean paintbrush in the paint remover. While holding the paintbrush above the tray, let the excess paint remover drip off the paintbrush and into the tray.
Apply the paint remover to the tile glue and let it soak for the predetermined amount of time. Refer to the directions printed on the paint remover label. Most paint removers require a 20 minute wait time.
Remove the softened tile glue off the floor by scraping with a paint scraper. Scrape the floor gently and wipe the scraper clean with paper towels after each pass.
Wash the methylene chloride residue off the floor with a clean cloth dampened in cool, soapy water. Wipe the floor dry with a towel.