49. Топовски удар

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49. Топовски удар
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2021-09-03 - commons.wikimedia.org

Summary

Cannon’s fire - 30 mL of 20 % hydrogen peroxide and 20 mL of ethanol are added to the evaporating dish and the mixture is ignited with a safety lighter. At the beginning, a light blue, almost invisible, flame is noticed due to the burning of ethanol. After the addition of potassium permanganate (abo

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Details

  • Source collection: Wikimedia Commons
  • License: CC / Public Domain
  • Category: Uncategorized

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  1. Primary source record: https://commons.wikimedia.org/wiki/File:49._%D0%A2%D0%BE%D0%BF%D0%BE%D0%B2%D1%81%D0%BA%D0%B8_%D1%83%D0%B4%D0%B0%D1%80.ogg
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