Next apply the mixture to the tar carefully and let it sit for a few minutes.
Removing tar from concrete wall.
Put on all of your protective gear before you begin working with muriatic acid.
The sooner this is accomplished the better.
There actually seems to be a dearth of information on efficient ways to do this.
Review the package s instructions carefully then dilute the acid by adding it to water in a sturdy bucket.
This is the most efficient and inexpensive way that i ve found.
The oil or bitumen from the tar will leech into the cement so the longer the tar remains the deeper the stain.
If you are lucky a tool rental shop may have a small sandblasting kit that works off of an air compressor used by carpenters.
Dilute the acid to the desired strength using the label as your guide.
Scrape the tar off with a drywall knife.
Test it for effectiveness.
These are all distilled hydrocarbons that can soften the tar.
Follow the label s recommended ratio.
When diluting always add acid to the water.
Check the label carefully before you open the bottle making sure.
To clean the tar from your concrete floor with muriatic acid first put on all of your safety gear.