Stains which appear in porous material are often difficult to remove. HG oil & grease absorber however draws out unsightly oil or grease stains from floors, tabletops and walls. The product is so effective that it removes even the most stubborn stains. It can be applied on all porous stone surfaces including flagstones, terra cotta, marble, limestone and other types of natural stone as well as cement, concrete and paving slabs. HG oil & grease stain absorber is self-acting meaning that there is no need for brushing or scrubbing. Stir HG oil & grease absorber well before use. Then apply a 1/2 cm thick layer on the stain with a spoon or palette knife. After HG oil & grease stain absorber is entirely absorbed it forms a cake which is easy to remove. Take of this cake and anything left on the surface with a damp cloth.