How to Soften Concrete
- Remove all loose concrete. If there is any dried or loosenedconcrete on the surface of the area, tool, or machinery, removethat by hand before applying the softening agent.
- Spray the concrete with highly pressurized cold water.
- Spray with softening agent.
- Remove the softened concrete.
Dry sugar has no effect on hardenedconcrete, but sugar solutions can be verycorrosive.” The concrete typically begins to soften in20 to 30 minutes, at which point you should rinse it off withwater. You can use repeat applications to removethicker buildups.
How to Remove Cement Stains From Tiles
- Pour a generous amount of vinegar into a bowl.
- Place a clean rag in the bowl to soak up the vinegar.
- Keep the rag over the stain for 2 hours to allow the vinegar tosoak into the cement.
- Remove the rag from the stain, and scrub the stain with ascouring pad.
- Dampen a sponge in water, and rinse the area with thesponge.
Mix 1/2 cup baking soda to one gallon of water for agentle cleaning solution. Add 1/8 cup of liquid dishdetergent. Spray on patio surface, let sit for 30 minutes, thenscrub and rinse. For heavily stained or mildewed patios, you mayneed a pressure washer.
How to Clean Pavers With Vinegar
- Apply white vinegar to dirty and stained pavers with a spraybottle, so that it distributes evenly.
- Set a timer for one hour, and ignore the pavers for that entiretime.
- Spray the pavers with dish soap and water, and then scrub awaywith a wire bristle brush to remove any remaining particles of dirtor stain.
How to Remove Cement From Paving Stones
- Scrape up any concrete mortar that is still wet, using aplastic scraper.
- Moisten a cotton rag, then run the rag over the cementsplatter.
- Clean again when the cement dries.
- Wet the affected areas with water from a hose or spraybottle.
- Add water to powdered laundry detergent until it forms apaste.
Remove dried thinset to reveal a clean tilesurface.
- Fill a bucket with warm soapy water.
- Dip a sponge into the soapy water.
- Wipe the tiles dry with a rag.
- Scrub the surface of the tiles with a foam scrubbing spongethat has a textured side.
- Position a chisel on the tile surface.
Sakrete Concrete Dissolver is a safe,environmentally-friendly liquid alternative to aggressive acidconcrete removers. Concrete Dissolver can be used toremove dried on cement, concrete, mortar, or stuccofrom most surfaces.
The science behind how ordinary table sugar canbe used to slow down and even stop cement fromsetting hard. In the case of sugar, thesetting process is slowed down because it interferes withthe chemical reaction that causes cement to set when wateris added.
Tool #1: Sledgehammer
- Recruit a buddy to lift a corner with a pry bar. Start slammingat the corners and work your way towards the center.
- Pry and pull out the broken chunks as they break apart.
- Don't hit the same spot twice. Keep moving and keep liftingwith that pry bar.
This is ordinary rock salt (sodium chloride– table salt). Sodium chloride itself is not corrosiveto concrete, but can still damage newconcrete as described above. Some of these compoundscan actually be corrosive to the portland cement inthe concrete, which can cause pits to form in thesurface of the sidewalk.
Vinegar: The Good, Bad and Downright Ugly Truthas a Cleaning Agent. Etching – Vinegar's ability todissolve CaCO3 will dull your marble, travertine,concrete and terrazzo surfaces. It may “clean”the surface but it is also dissolving pits into the finish andeffectively dulling it.
Clean Dirty Concrete
- Treat the concrete with dish soap and water.
- Upgrade to a powder laundry detergent and water.
- Apply a scrubbing cleanser, such as Comet or Bon Ami.
- Exchange your brush for a pressure washer, starting over againwith water alone and then working through the cleansers.
Vinegar. Vinegar can be used toclean indoor or outdoor brick. It's especially effective onefflorescence, the chalky white salt crystals that build up on themortar. Mix 1 part white vinegar to 5 parts water anduse it to remove the efflorescence with a scrubbrush.
- Pour a generous amount of vinegar into a bowl.
- Place a clean rag in the bowl to soak up the vinegar.
- Keep the rag over the stain for 2 hours to allow the vinegar tosoak into the cement.
- Remove the rag from the stain, and scrub the stain with ascouring pad.
- Dampen a sponge in water, and rinse the area with thesponge.
Dawn Dish Detergent: Squirt a large amount ofDawn soap onto the oil stain. Use a large bristlebrush to scrub the stain until you start to see the oilpulling out of the asphalt. Rinse off with a hose and repeat thisuntil the stain is gone.
To remove the lime mortar, the other wayto do it is to dissolve it using acids. However,using acids to dissolve mortar can be quite tricky. Althoughvinegar can dissolve the mortar to some degree, itmay not be the best solution. Below is a set of instructions todissolve lime mortar using muriaticacid.
Method 3Removing Old and Stubborn Oil Stains fromFabric
- Place a piece of cardboard inside the garment.
- Cover the stain with WD-40.
- Dump baking soda onto the stain.
- Work the baking soda into the stain with an oldtoothbrush.
- Pour some dish soap onto the baking soda.
- Scrub the area again with the toothbrush.
Spray the stain with a generous amount ofWD-40. Allow it to sit for 30 minutes so the stainedarea can become fully absorbed with the WD-40. Rinsethe area with hot water to remove the excess oil.Cover the spot with liquid laundry detergent.
Since WD 40 repels water, first wipe away as muchas you can with a cloth or paper towel. Then you can wash the restaway with a very soapy liquid like straight dish washing detergentor shampoo. Let the soap do its job of dissolving the residue,perhaps use an old toothbrush to work it in.
Be careful when using WD-40 on fabric asthe brown liquid can cause stains as well as remove them.WD-40 has a chemical odor, so you'll need to wash anyfabrics you use it on with laundry detergent soon afterapplication.
Clean carpet stains
Spray the stain with WD-40, wait a minuteor two, and then use your regular carpet cleaner or gentlycleanse with a sponge and warm, soapy water. Continue until thestain is completely gone.How to Remove Oil Stains from Your Driveway
- Determine whether the fluid is wet or dry.
- Once the pavement is dry, or if the stain was already dry, wetthe stain with water and scrub with a stiff brush and a paste madefrom baking soda and water.
- Finally, rinse the pavement with a hose and let it airdry.
- Pour some sugar in a small bowl and add enough water to make athin paste.
- Dribble the sugar solution onto the concrete spatters, or use arubber spatula to smear it on.
- Wait five minutes for the sugar to soften the concrete.
- Scrub the spatters with the scrubbing side of the sponge untilthey come free of the aluminum.
Vinegar- The Cleaner of Everything
To do so, all you need is water, spray bottle, papertowel, and pure white vinegar. First, remove the freshcement (if there is any) with the paper towel. Next, what doyou have to do is just pour equal quantity of water and vinegarinto the spray bottle and spew it on thecement.You can use mineral spirits or acetone to removestubborn contact cement residues on hard surfaces. All youhave to do is soak a sponge with one of these chemicals, let it siton top of the adhesive, and allow it to work for onehour.
Steps to Remove Small Amounts or Thin Cement:
- For mild problems such as small spots or a thin film of cement,white vinegar typically provides enough acidic power to loosen thebond between the cement and the tile.
- Use a sponge or pad to apply enough vinegar to the area tocover it completely.
Mortar and Thinset Removal
- Step One - Protection. First, protect everything.
- Step Two - Hammer and Chisel. Next, using a chisel with a wideset blade and a hammer, remove as much mortar as possible.
- Step Three - Chipping Hammer with Scraper.
- Step Four - Angle Grinder with Diamond Cup.
- Step Five - Floor Maintainer.
