Comments to article «10 Everyday Things You Likely Don’t Know the Purpose Of»

Ok, so I knew most of these... So score 1 for me😂🤘🤣

The first one is obvious already, I noticed it as soon as I saw the thumbnail

I knew most of these, I'm actually surprised at some how people don't know them.. like the bike one, it's so clear to me

I always thought the F and J key ridges were for blind people..