Bring 3 cups of water to a boil and add 3-4 pinches of salt. Mix until the salt is dissolved. Turn heat to medium
Mix 3 tablespoons of flour into the water. Add the flour a tbs at a time, as to distribute it evenly in the water. Result should be gelatinous.
Let it sit until room temperature. After cooling it should have the consistency of heavy cream, if not add a touch more of water.
Fill a spray bottle a quarter full of rubbing alcohol.
Finish the bottle off with your room temp mixture; leaving room enough to shake it up.
*do not forget to label if you're recycling a bottle.* You can also add food coloring for an extra cool colored glue.