Fire extinguishers basics

What is fire? We've all seen fire. Probably felt it too. Fire is the rapid oxidation of a material  - a process known as combustion. It is exothermic, therefore it releases heat. We also know it produces light. Lastly, we know it burns or vaporizes things. Mechanism of fire onset: Fire is nothing without its three components - oxidizing agent, heat and … Continue reading Fire extinguishers basics

Safety during ultrasonication

James Bond in Casino Royale shoots a propane tank with a handgun. You didn't miss that did you? If you did, do you at least remember what happens when a gas tank explodes after a crash in Terminator 2: Judgment Day? It's okay if you don't, because I'm going to tell  you what happened when the famous 'rainbow experiment' went … Continue reading Safety during ultrasonication