Funny, I got plumber-problem'd by this article. > In Speed 2, a plot point involves a laden oil tanker about to collide explosively. My wife, native to a major oil port city, couldn’t follow the plot because she could tell the tanker was empty just by looking at it, so she didn’t understand why everyone was saying it would explode. Wait a minute. Full oil tanks don't explode, but empty oil tanks full of hydrocarbon v…
No, oil takers have an inert gas system to ensure that the tanks are not explosive, empty or full. They pump non-flammable flue gases into the tanks to displace oxygen. (This was a plot point in the novel "The Devil's Alternative" which I read probably 40 years ago but my brain remembers random things :-) Details: https://www.marineinsight.com/marine-safety/protection-again...
https://www.offshore-energy.biz/pablo-tanker-explosion-expos...
(Googling "oil tanker explosion" produces quite a few similar events)