Yes, the exhaust that people have to breathe. I realize they have improved but a... | Hacker News

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		melling 79 days ago \| parent \| context \| favorite \| on: US cities pay too much for buses Yes, the exhaust that people have to breathe. I realize they have improved but aren’t natural gas buses better?

Symbiote 79 days ago [–]

Yes, walking close to the exhaust of a CNG bus is like walking a bit too close to a gas grill/barbecue — hot and a rather chemical, but not noxious and choking like a diesel bus.

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