Are Exploding Manhole Covers In Washington DC Caused By Shocking Levels Of Leaking Natural Gas?

Are Exploding Manhole Covers In Washington DC Caused By Shocking Levels Of Leaking Natural Gas?: Residents of Washington, DC are used to jokes about metaphorical hot air, humidity, and the swampy history of their city. But there’s something they may not know about the District: it’s overrun with methane, which sometimes makes manhole covers explode. Natural gas is mostly methane, and it is carried through underground pipes to heat buildings [...]/p