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WHAT IS LAUGHING GAS? Laughing gas is actually nitrous oxide gas and is commonly denoted as N2O. It is a colourless, virtually odourless gas and has a very faint sweet smell. In dentistry, it can be administered along with oxygen to reduce pain and anxiety. Nitrous oxide is effective as a sedative because it relaxes theContinue reading “LAUGH YOUR FEARS AWAY: DENTAL LAUGHING GAS”