Question

What is laughing gas called? ?

Answer 1

Nitrous oxide

Explanation:

`N_2O` nitrous oxide is colloquially known as laughing gas, on the basis that it induces euphoria if inhaled.

It has long been used in medicine, but is now generally used not for general anaesthesia purposes but for pain relief (mixed with oxygen or air).

Answer 2

Nitrous oxide, `"N"_2"O"`.

Explanation:

Nitrous oxide, commonly known as laughing gas, is one of a kind. It is colorless and has a sweetish odor and taste, which causes laughter and insensibility to pain.