Name: Lead chloride precipitation on thermochromic plastic with lithium chloride @bobworley7974
Uploaded: 2022-06-04T01:29:31-0400
Duration: 8 min 17 s
Description: Lead chloride precipitation on thermochromic plastic. By using Lithium chloride, the colours produced on the plastic shows evidence of the diffusion of solvated ions through the water.

Filling a 20 ml syringe with oxygen @bobworley7974

Uploaded October 2021 | Updated September 2026, 2 weeks ago

This is my first attempt to fill a 20ml syringe with oxygen using 2 a few grains of potassium iodide and 1 ml of "20 vol" hydrogen peroxide. My thanks to Gregor von Borstal for inspiring me to try it.

effect of an electrostatic field on a puddle of water

Lead chloride precipitation on thermochromic plastic with lithium chloride