b'STONE are the best option. microorganisms. Generally speak- TestingisALWAYSyourbesting, these types of stains appear on option. outdoorpaversorinsideabath-room/showerstallandotherwet Removing stains without areas.harming the stone Inorganic stains: Paint, cementi-Lets review a few types of stains.tiousgrouts,cements,rust,soap Identifying the type of stain on thescum and other non-organic sourc-surfaceisthekeytoultimatelyescancauseseriousstainingto removingitwithoutharmingthenatural stone features, especially if stone.Refertothemanufacturernot cleaned up quickly.labelswhenchoosingtheright cleanerforyourstoneandthePreventing and removingstain. grout hazeOrganic stains: These are causedLast, lets discuss grout haze on by organic products such as fruit,natural stone. One of the top, vex-tea, dirt, leaves, wine, cooking oil,ing problems is cementitious grout and even animal droppings. Otherhaze on acid-sensitive stones. stains can occur due to the growthHow do we prevent grout haze of fungi, algae, mildew and otheron acid-sensitive stones? The only Rust stains on marble. Carrara marble with rust.88TileLetter | November 2019'