Assertion: nitrous oxide's use | /r/MadeOf | possible
Facets:
value: by james watt
type: OTHER
value: by thomas beddoes
type: OTHER
Source sentences:
text: The first important use of nitrous oxide was made possible by Thomas Beddoes and James Watt, who worked together to publish the book Considerations on the Medical Use and on the Production of Factitious Airs (1794).