How to clean grout on a floor that has hair spray on it?

Here are some tips: https://www.hunker.com/13421618/how-to-remove-hair-spray-from-tile-grout

Try using shampoo to remove the hair spray. This remedy is also good for painted walls.

you may have to use nail polish remover to get rid of the hair spray before attacking the grout.

1. Remove surface dirt with hot water and a towel.
2. Mix together ½ cup baking soda, ¼ cup hydrogen peroxide, 1 tsp dish soap.
3. Spoon cleaning agents onto grout and let sit for 5-10 minutes.
4. Scrub the grout lines with a brush. ...
5. Wipe clean.

This is how I do it: How to Clean Grout

1. Remove surface dirt with hot water and a towel.
2. Mix together ½ cup baking soda, ¼ cup hydrogen peroxide, 1 tsp dish soap.
3. Spoon cleaning agents onto grout and let sit for 5-10 minutes.
4. Scrub the grout lines with a brush. ...
5. Wipe clean.