Uploaded March 2024 | Updated September 2026, 1 week ago

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In this video I show how to easily turn some wood, battery acid and aluminum foil into beautiful crystals of potassium alum at home while having a tough time with math.

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Also, excuse me for my poor speaking, English is not my native language so I have some trouble with pronunciation, in case you don't understand something there are always subtitles made by me.

0:00 Intro
2:56 Turning wood and sulfuric acid into potassium sulfate
7:43 Making aluminum sulfate from aluminum foil
9:55 Making potassium aluminum sulfate - potassium alum
10:52 Growing a big alum crystal
13:03 Outro

#chemistry
#experiment
#beautiful
#demonstration
#science
#interesting
#crystals
#diy
#howtomake
#cool
#reaction