Assertion: ethylene | /r/HasProperty | synthesized in same way
Facets:
value: by a mr. enée in amsterdam
type: OTHER
Source sentences:
text: Joseph Priestley also mentions the gas in his Experiments and observations relating to the various branches of natural philosophy: with a continuation of the observations on air (1779), where he reports that Jan Ingenhousz saw ethylene synthesized in the same way by a Mr. Enée in Amsterdam in 1777 and that Ingenhousz subsequently produced the gas himself.