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Self-filling water bottle: BUSTED!

Thunderf00t · commentary · Watch on YouTube

Fundamental physicsEngineering & making (other)

What it is

Thunderf00t debunks the Fontus self-filling water bottle, arguing that pulling meaningful amounts of water from air with a small solar-powered device is thermodynamically impractical.

Why Hacker News recommends it

Cited in atmospheric water harvesting threads as a debunking of products that promise drinking water from thin air.

  • 1 people recommended it
  • 1 different months
  • 0 strong recommendations
  • first 2021, last 2022

What HN commenters said

  1. “Check out Thunderf00t's videos cricising solar water collectors”

    Criticizes solar water collectors as thermodynamically impractical dehumidifiers.

    jodrellblank, 2022-03 · Recommendation · in “Google open sources solar atmospheric water generator”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: fontus, thermodynamics, condensation, debunking, crowdfunding

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