Cars, among other things that have been mentioned, have catalytic converters. | Hacker News

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dragonwriter on Nov 7, 2021 | parent | context | favorite | on: California bans the sale of all small off-road int...

Cars, among other things that have been mentioned, have catalytic converters.

dredmorbius on Nov 7, 2021 [–]

And four-stroke engines, and a separate oil manifold rather than a fuel-oil mix.

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