Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to whitewash furniture [title] Place the furniture over a drop cloth. [step] You can use newspapers instead, or any other material to catch the drips. [title] Remove old sealant with a chemical stripper (optional).

Ending1: [step] Most cleaners will leave behind dye on furniture. You can also find chemical stripper at any local furniture repair store. Ending2: [step] Acidic materials, like oil, can damage the finish of your furniture. With both of these factors, move furniture to a place where chemicals are less corrosive. Ending3: [step] Chemical strippers can leave a film of sealant on existing furniture. If this happens, use steel wool or a toothbrush to scrub it off. Ending4: [step] If the wood is covered with a sealant, using a chemical stripper gets rid of it much quicker than sandpaper : [substeps] Warning: chemical strippers are extremely caustic. Use only in ventilated areas and cover your skin, eyes, and mouth (with a respirator).

Answer format: ending1/ending2/ending3/ending4