We picked 119 persons from our client tester panel who noted good dental hygiene patterns (like brushing twice a day and acquiring an experienced cleansing just about every 6 months) and who were currently water flosser people. Indeed, very seriously! The oldest reference to a squirt gun is from 1896 https://finnbhoty.blogginaway.com/27005798/the-definitive-guide-to-high-pressure-water-blaster