1, tea stains, fruit stains, coffee sauce vinegar, leather shoes and other stains use sodium hypochlorite dilution (bleaching agent), use soak 20-30 minutes later with a cloth; some seepage into the brick for a long time stains, soaking time It takes a few hours.
2. The mildew formed by the ink and the anti-fouling wax mold is diluted with sodium hypochlorite (bleaching agent). When used, simply wipe the bleach for a few minutes by applying it to the stain.
3, cement, scale, rust, rust using hydrochloric acid or phosphoric acid solution, rub several times.
4, paint, oil, oily marker, surface antifouling wax layer using alkaline cleaners or organic solvents (acetone, triethylene), paint to remove oil
Three trees paint paint cement
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