In a conflagrant episode of Things You Might Not Know, host Tom Scott explains precisely why quite common explosions happen beneath the manhole covers in London. Because he couldn’t exhibit his principle inside of city confines, he took it out to an open box the place Darkstar Pyrotechnics arrange identical stipulations to create an explosion of their very own.
Every month or so, someplace in London, a manhole explodes. It’s so not unusual that it doesn’t make the information until it’s impressive or anyone will get injured. Here’s why, entire with gratuitous pyrotechnics.
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