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A comment on Hydrogen fuel cell cars (2020). Parent comment

Re:Hydrogen fuel cell cars (2020) by boringg on Monday July 05, 2021 @11:12AM (#27738773)
Odorless / colorless -- same as natural gas. Just drop in a tracer chemical.
[ Parent | on HN ]
Re:Hydrogen fuel cell cars (2020) by barrygwn on Monday July 05, 2021 @01:53PM (#27740274)
Unfortunately, these tracer chemicals tend to poison the fuel cells in cars. So that is not an option
[ Parent | on HN ]
Re:Hydrogen fuel cell cars (2020) by boringg on Monday July 05, 2021 @02:29PM (#27740625)
Surely there is a tracer chemical that could work.
[ Parent | on HN ]
Re:Hydrogen fuel cell cars (2020) by HPsquared on Tuesday July 06, 2021 @05:29AM (#27745973)
The usual ones are sulfur based.
[ Parent | on HN ]