Nitrous Oxide
Nitrous Oxide is also known as laughing gas, that when inhaled produces loss of sensibility to pain preceded by elation and once in a while laughter. It is used as a soporific in medical procedures and dentistry.
Nitrous Oxide is also known as laughing gas, that when inhaled produces loss of sensibility to pain preceded by elation and once in a while laughter. It is used as a soporific in medical procedures and dentistry.