I enrich a sample of water in heavy isotopes as much as possible in five days, then analyze the results with the school's mass spectrometer. Here is a link to the other videos: https://www.youtube.com/playlist?list=PLKhDkilF5o6_MTogGYYdEetWJgglcqhCr Here's the PDF about isotope separation by dissolving aluminum: http://goo.gl/IisKlq Help me make videos by donating here: https://www.patreon.com/CodysLab