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xkcd #3038: Uncanceled Units
(xkcd.com)
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Unless you're converting seconds to minutes, hours, days, years, etc.
Then you get things like watt hours. Or light years.
Which is why neither are SI-units
The Hives were right, we need to convert to the metric system for time.
Fun trivia. It's called a second because it's the second division of an hour after minutes. You can keep going with thirds and fourths for sub second time.