I react caesium chloride with lithium metal to produce caesium for less than a dollar a gram. Which is good because I have some projects planned that requires quite a lot of ceasium. THunderf00t's video: https://www.youtube.com/watch?v=ni6S4OuSlCs high speed camera: https://www.kickstarter.com/projects/1714585446/chronos-14-high-speed-camera Making potassium: https://www.youtube.com/watch?v=PkTaz3UEThY Help me make videos by donating here: https://www.patreon.com/CodysLab