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What’s inside Apple’s $129 Thunderbolt cable? We CT scanned one to find out, and compared it to some cheaper cables… 🧵
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Jon Bruner retweeted
We managed to get our hands on the new iPhone Duo and CT scanned it to see what’s inside. Take a peek at its hinge, which Apple says has more than 100 components, and the screen that bends into a waterdrop shape. Would you buy a folding iPhone? 📱
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Check out @hankgreen’s candy CT exploration!

There are lots of uses for industrial X-ray CT, but my favorites are the ones that make YouTube commenters skeptical.

youtu.be/8az9b0-kZ6E?is…
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We celebrate Halloween at @lumafield by CT scanning candy bars.

How many of these can you identify from their CT scans?
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Thanks for guessing everyone! Here are the answers x.com/JonBruner/stat…
Here are the answers! X-ray CT scans of 18 popular candies, imaged by @lumafield:
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Here are the answers! X-ray CT scans of 18 popular candies, imaged by @lumafield:
We celebrate Halloween at @lumafield by CT scanning candy bars.

How many of these can you identify from their CT scans?
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Guess the scan! This is a hot new consumer product that’s recently been pulled from the market, captured with industrial X-ray CT. Can you tell what it is?
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As many of you guessed, this is a Dyson CameraJet electric toothbrush! We bought one, scanned it, used it for four minutes until it failed, and scanned it again. The @lumafield scans were able to pinpoint the failure mode. Details in this thread:

x.com/JonBruner/stat…
This is a CT scan of Dyson's new CameraJet electric toothbrush. Early users reported leaks, and Dyson withdrew it from the market a few days later.

We managed to get one and ran it through a @lumafield Neptune to figure out what might be going on inside...
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Thank you all for guessing--I enjoyed a lot of these 😂.

I'm also impressed that so many of you were able to use AI tools to reconstruct the slice stack into a 3D model.
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This is a CT scan of Dyson's new CameraJet electric toothbrush. Early users reported leaks, and Dyson withdrew it from the market a few days later.

We managed to get one and ran it through a @lumafield Neptune to figure out what might be going on inside...
Guess the scan! This is a hot new consumer product that’s recently been pulled from the market, captured with industrial X-ray CT. Can you tell what it is?
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Replying to @JonBruner
When we compared the before and after scans, we noticed a difference in the flexible tube that connects the pump to the brush head. A small tear just above the pump's barbed fitting was present before usage, and grew during the four minutes we operated the toothbrush. That nto the enclosure.
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You can see more details from the scans--
How the Dyson CameraJet works: lumafield.com/first-article/…

The small tear that caused ours to leak: lumafield.com/first-article/…

This is a mundane point of failure for such an impressive product!
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There's a hint in the last second of the video...
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Jon Bruner retweeted
Last year, we CT scanned the Haribo 20,000 mAh power bank and found significant battery defects. Now its manufacturer, DC Hong Kong Global, is bringing it back after revamping their supply chain and adding inspection steps. Head to the link in bio for the full story.
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BT scan
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(The bee died of natural causes btw)
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Wing detail 🤩
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Replying to @JonBruner
Edward Elgar wrote this transcription of Bach's C-minor Fantasia & Fugue. It's very Elgar! Warm, rich, expressive, with darkness gathering at the edges.

Original organ: youtube.com/watch?v=HopXS1…
Transcription for orchestra by Elgar: youtube.com/watch?v=8FP8Jf…
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Replying to @JonBruner
Bach was himself a transcriptionist, of his own music and others'. Here's Vivaldi's Concerto in A minor for two violins, transcribed by Bach for pipe organ.

Vivaldi’s original: youtube.com/watch?v=m1k_ye…
Bach’s organ transcription: youtube.com/watch?v=Z-xvW9…
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Replying to @JonBruner
That's not to say that Bach's instrumentation doesn't matter. It's similarly brilliant, and among other things his economy stands out—chords in his organ works that sound like they have a dozen voices often have just four. But his fundamental musical ideas are so profound at a basic level that they can be transformed over and over again with new dimensions emerging each time.
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