Experimental methodBlow the balloons to stretch before a trial tattoo session 2.Put the baking soda in a glass bottle, bekking.More vinegar into it.Cover it up onto the mouth of the bottle.
Experiment blow to stretch before a second round of trials. Add baking soda Into a bottle of vinegar to fill the balloon onto the mouth of the bottle cap
Experiment method blow to stretch before the experiment, a 2 around put sodium bicarbonate. Into the glass bottle add vinegar cover balloons onto the bottle mouth.