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Technology Connections
Loading…Technology ConnectionsSeason 7 · Episode 3 — Reusable handwarmers that get hot by freezing
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Season 7 · Episode 3S7 · E3Reusable handwarmers that get hot by freezing

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Episodes

24 in 2021

  1. 1Humidifiers: Simpler is better?29 min · 2021
  2. 2Exploring the Technology Connections Set (1 million subscribers special)18 min · 2021
  3. 3Reusable handwarmers that get hot by freezingNow playing
  4. 4The GeoSafari Jr. was a cleverly flexible kid's game21 min · 2021
  5. 5Heat Pumps: the Future of Home Heating35 min · 2021
  6. 6In Defense of the CFL: A Retrospective23 min · 2021
  7. 7Ground Source / Geothermal Heat Pumps and Other Info28 min · 2021
  8. 8These digital clocks aren't digital at all18 min · 2021
  9. 9Analog Hygrometers - how?10 min · 2021
  10. 10What the Crookes Radiometer can teach us26 min · 2021
  11. 11Perhaps the weakest link in the US electrical system26 min · 2021
  12. 12Why do hurricane lanterns look like that?32 min · 2021
  13. 13How the gas mantle made lamps 10X brighter29 min · 2021
  14. 14Batteries aren't the only way to store energy. Here's another.24 min · 2021
  15. 15Pressure lamps: gaslighting on the go31 min · 2021
  16. 16Why it's not possible to synchronize turn signals (but also absolutely is)37 min · 2021
  17. 17I messed up. You're using too much detergent.48 min · 2021
  18. 18Introducing a new series! Connextras: Sights and Sounds4 min · 2021
  19. 19Holey Plugs, Batman! But... what are they for?21 min · 2021
  20. 20The Birth of Photography: Drawing With Light (and silver iodide)37 min · 2021
  21. 21Making Film Reveal its Image: the B&W Development Process (Photography Part 2)27 min · 2021
  22. 22This digital piano has some very clever controls17 min · 2021
  23. 23Once again I attempt to add polish to LED holiday lights17 min · 2021
  24. 24A Backwards Camera in a Dark Room - Photographic Printing40 min · 2021
S7 · E3Technology Connections

Reusable handwarmers that get hot by freezing

Documentary, Talk201518 min

These things are so cool they're hot.

Up nextThe GeoSafari Jr. was a cleverly flexible kid's gameS7 · E4 · 21 min

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