This is an ad for something CT-scan-related, but it contains a good breakdown of how an old car cigarette lighter works. And it has a couple interactive CT Scan explorers past the video.

  • hark@lemmy.world
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    1 year ago

    It’s cool how elegant the design is that it automatically ejects when it’s done heating up without needing a sensor and digital system to read and handle that action. It’s also cool how a feature designed solely to light a cigarette has been adapted to power all sorts of other things. I wonder if these ports will be obsoleted in favor of only having USBs.