More on salt... including the verses that require it for the grain-offerings, as well as the "melach s'domit" - salt from the Sodom region. As compared to salt that is quarried from a rock. The sacrificial hides were treated with salt too. So what is meant by "for the sacrifice" as compared to "for their eating"? They didn't only eat the holy foods - the regular foods could be eaten alongside. Note also that temple salt itself wasn't considered reserved for the kohanim. Plus, a comparison between the salt and the frankincense.