Where’s the salt?? The air in some salt rooms is super salty. That’s a good, right? We’re glad you asked, because, NO, it’s not a good sign. Why not? The equipment that micronizes and disperses salt here in this salt room generates such small particles that they are invisible to the human eye. You can see them en masse, when the dry salt aerosol periodically puffs into the salt room from the dry salt aerosol dispersion pipe, but those thousands of micronized salt particles ar