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Gum Expanding Dental Floss
- troydavis 7y agoAnother thread (https://news.ycombinator.com/item?id=21920556#21920754 https://news.ycombinator.com/item?id=21920556#21920754) made me realize that other HN readers care about dental care (duh!). Expanding floss is widely considered the most effective floss on the market.