Stool color is generally influenced by what you eat as well as by the amount of bile â a yellow-green fluid that digests fats â in your stool. As bile pigments travel through your gastrointestinal tract, they are chemically altered by enzymes â changing the pigments from green to brown.
Fill the Cracks. Patch all cracks, crevices, and holes in the old concrete surface. For hairline cracks up to 1/8 inch wide, mix four parts of Ardex Concrete Dressing to one part water. Force the thick paste into the cracks with a putty knife. For larger cracks up to 1/2 inch wide, use concrete-repair caulk. Squeeze the caulk into the cracks with a caulking gun, and smooth it with a putty knife.
Concrete Resurfacing for Old Porch. Many old concrete porches could be updated with an application of concrete resurfacing. There are many porches out there in dire need of repair or replacement. If you have an old deteriorating porch you have two options; repair and apply a concrete resurfacing finish or replace it.