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.
Joseph Priestley tamén menciona este gas na súa obra Experiments and observations relating to the various branches of natural philosophy: with a continuation of the observations on air (1779), na cal informa que Jan Ingenhousz viu como un tal Sr. Enée sintetizaba etileno da mesma maneira en Amsterdam en 1777 e que seguidamente o propio Ingenhousz tamén produciu o gas.