This Heirloom(TM) restoration-friendly, the semi-gel formula penetrates intricate surfaces quickly to effectively remove layers of paint, varnish and coating from all woods, metal, plaster, glass and masonry. It eliminates the need for harsh sanding making it safe for antiques and delicate projects. The paint stripper will not raise the wood grain and will leave a smooth finish. Fast-acting, it begins working in as little as 15 minutes and removes 5 layers or more. Suitable for use on latex, polyurethane or oil/alkyd coatings. Free of methylene chloride and VOC compliant, containing less than 50% VOC.