Recuperarea aurului - electroliza #rafinare #aur #recuperarea aurului #goldrefining #shortvideo - Qwethen 0:13 2 years ago 15 816 Далее Скачать
Electrolysis Of Water | How To Produce Hydrogen From Water | Water Electrolysis #shorts Dear Hammer Shorts 0:25 2 years ago 475 695 Далее Скачать
electrolysis of water collects hydrogen into oxygen INVENTION EXPERT 0:16 1 year ago 24 434 Далее Скачать
Important points in mineral soil electrolysis and gold extraction Golden ideas 0:45 5 days ago 1 261 Далее Скачать
Copper Electro-Plating #science #shortvideos Little Science Experiments 1:00 1 year ago 403 518 Далее Скачать
Placare ceasuri cu aur roz - Constantin Silver Reparatii Bijuterii si Ceasuri - Constantin Silver 0:15 2 years ago 1 792 Далее Скачать
Lant placat cu aur roz - Tutorial - Constantin Silver Reparatii Bijuterii si Ceasuri - Constantin Silver 6:59 2 years ago 1 089 Далее Скачать
Battery + salt + pencil Electrolysis experiment || simple experiment #shorts #ytshorts UP EXPERT Shorts 0:31 2 years ago 63 859 Далее Скачать
How to separate water into hydrogen and oxygen using electrolysis vishu invention 0:55 2 years ago 25 122 Далее Скачать
I made Water💦 from Hydrogen and Oxygen 🔥#shorts #water ER. GHOST 0:44 1 year ago 12 674 Далее Скачать
Hydrogen gas making process at home #shorts #experiment #vipinkrishali. Vipin Krishali. 0:26 2 years ago 132 608 Далее Скачать
BATTERY + SALT WATER | Science Experiments #shorts #scienceexperiment #experiment JamHome TV 0:19 2 years ago 30 970 Далее Скачать
potassium iodide and hydrogen peroxide reaction 😱 #shorts Science fun Lab 0:22 2 years ago 31 235 Далее Скачать