Over time however acidic substances can etch the surface of.
Why do granite surface tops absorb liquids or grease.
Food and liquids left to sit too long can.
Although most granite countertops don t need to be sealed it does help the stone resist dirt and spills which can cause etching and staining source.
The first step is to try and get rid and try and lift the stain as soon as possible.
Granite is natural stone that is porous and therefore prone to absorbing moisture and colors that can stain.
Most manufacturers recommend that granite and other stone countertops be sealed with a penetrating sealer before their first use and regularly thereafter.
Marble institute of america.
The problem is that these stones are porous and can absorb liquids causing staining or unhygienic conditions.
By its nature granite is moisture resistant however it s also porous.
Even granite can be marred if spills are left to sit or if surfaces are not adequately sealed.
Sealants block liquids from seeping into the granite.
Granite can be very resistant to stains and won t absorb liquids when it is properly sealed.
The porous surface of stone allows water to cling to it and absorb darkening the appearance.
Although if you have spilled something containing oil such as grease or fat or cooking oil and you leave it on the granite worktop surface for a longated period grease can seep and dissolve into the stone and a dark oil based stain mark will appear.
Granite countertops stand up well to heavy use.
Although there are many commercial grade products available on the market that may bring the stone back to its original luster taking simple precautions and regular maintenance can save a lot of trouble and cost.
Surprised that granite and natural stone isn t higher on our list.
That s why it s important to use the proper stone surface cleaning and sealing products on all your granite countertops.
Granite isn t a particularly porous stone but like all natural stone surfaces it does let liquid in if it isn t.
Usually liquids that have been spilled on your countertop will evaporate within half an hour so even if you have very porous granite spilling something like water or oil isn t going to permanently damage your counter.
A good professional installer will be able to seal it correctly so that it maintains its attractive good looks indefinitely or you can do it yourself.
Granite countertops can add a sleek elegance to any kitchen and because they re highly durable they don t require much maintenance.
Since stone surfaces are quite porous they will absorb liquids which may result in discoloring and staining.
However granite is porous.
