History: Demonstration of a fire protection foam in Sundsvall, Sweden 1953 [1182x1195]

https://i.redd.it/j0he4x4juhj11.jpg via /r/HistoryPorn https://www.reddit.com/r/HistoryPorn/comments/9bxflo/demonstration_of_a_fire_protection_foam_in/?utm_source=ifttt