They're pretty rare. I stand by the claim that I've never seen a physical store selling diswasher salt. Before I saw that video, if you told me to get some dis

They're pretty rare. I stand by the claim that I've never seen a physical store selling diswasher salt. Before I saw that video, if you told me to get some dishwasher salt at the store, I'd have asked if we also needed any headlight fluid or elbow grease.