The sooner this is accomplished the better.
Removing tar from concrete wall.
Next apply the mixture to the tar carefully and let it sit for a few minutes.
When diluting always add acid to the water.
Put on all of your protective gear before you begin working with muriatic acid.
These are all distilled hydrocarbons that can soften the tar.
Check the label carefully before you open the bottle making sure.
There actually seems to be a dearth of information on efficient ways to do this.
Scrape the tar off with a drywall knife.
The first thing i would try is a sandblaster.
Test it for effectiveness.
The oil or bitumen from the tar will leech into the cement so the longer the tar remains the deeper the stain.
To clean the tar from your concrete floor with muriatic acid first put on all of your safety gear.
Steps to remove the tar.
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.
Review the package s instructions carefully then dilute the acid by adding it to water in a sturdy bucket.