Eric Walker added When It Comes to Lightning, Don’t Pass the Salt - The New York Times to Salt and Ligthening

Eric Walker added St Kinga's Chapel, deep inside a former salt mine in Poland : ArchitecturePorn to Salt

Eric Walker added St Kinga's Chapel, deep inside a former salt mine in Poland : ArchitecturePorn and When It Comes to Lightning, Don’t Pass the Salt - The New York Times to Salt, and added Salt to Sodium

Eric Walker added a number of topics and Structure of the human sodium leak channel NALCN | Nature to Sodium, and added Sodium to Chemical elements