Bigburn said:Hydrochloric acid is good.
You can purchase Brick cleaner from most merchants which contains this acid in a diluted form.
noseall said:Bigburn said:Hydrochloric acid is good.
You can purchase Brick cleaner from most merchants which contains this acid in a diluted form.
.....which will also etch the concrete a little and attract even more unwanted crud.
it will eat the cement away
ngeary said:Hydrochloric acid has no adverse effects on cement or concrete.
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