Rolling coal is the practice of tampering with a vehicle's emissions control system, causing it to spew black clouds of sooty exhaust.
Rolling coal is the practice of tampering with a vehicle's emissions control system, causing it to spew black clouds of sooty exhaust.
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That's true, beyond the health and environment aspects, they're obscuring visibility. While some people I talked to said "it's not toxic bro!" and they don't believe in climate change, they can't deny it obscures visibility.