Uploaded July 2025 | Updated September 2026, 2 weeks ago

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This is single-use Hofmann electrolysis of water. This idea of using drawing pins as electrodes is touted as a "fun-practical" , but here is a version that allows you to collect and test gases, make explosions, and fire rockets. However, despite the production of green hydrogen, ethical issues regarding the use and disposal of plastic need to be discussed.