To remove grease stains from wood, quartz, marble, or granite, sprinkle cornstarch on the area and let it sit for about 15 minutes before wiping it off with soap and water.
For tougher stains, spray with distilled water, douse it with cornstarch, and let it dry for about 24 hours before scrubbing it with a damp, clean cloth.
When cleaning stovetops, mix one part water with two parts of cornstarch and smear it on the soiled parts before gently scrubbing. Then, wipe off any remaining cornstarch.
Remove the oil splattered on neighboring pots and pans while cooking by sprinkling cornstarch on the oil marks and scrubbing the areas with a sponge until the stains lift.