https://peertube.lagbag.com/videos/watch/c3c261e4-a385-4f88-b83e-6cbae67b3ebb Cesium metal is very similar to sodium or potassium, but it's even more reactive. It's kept in this glass ampule to protect it from air, and having it break open, could be really dangerous. WARNING: Cesium is extremely reactive and dangerous. The sample was exhibited in a controlled environment. Serious injury can occur if handled improperly. Merch - https://nilered.tv/store■ NileRed: https://www.youtube.com/c/nilered Nile talks about lab safety (Chemistry is Dangerous): https://youtu.be/ftACSEJ6DZA Thu, 16 Apr 2026 17:46:51 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://peertube.lagbag.com https://peertube.lagbag.com/client/assets/images/icons/icon-512x512.png https://peertube.lagbag.com/videos/watch/c3c261e4-a385-4f88-b83e-6cbae67b3ebb All rights reserved, unless otherwise specified in the terms specified at https://peertube.lagbag.com/about and potential licenses granted by each content's rightholder.