Available in a wide range of tints and shades, penetrating stains can even be used to impart boldly colored hues onto concrete (though they are typically still translucent). Acid stains react ...
A. With acid stains, yes. With water-based stains, no - your water-based stain is going to be what it is. Now, if you have a lot of different admixtures in concrete, you can alter the color of an ...