By the time he died in 1804, Priestley had been made a member of every major scientific society in the Western world and he had discovered numerous substances.
بحلول عام 1804 وهو عام وفاته كان بريستلي عضوا في كل مجمعٍ علمي كبير في العالم الغربي وكان قد اكتشف العديد من المركبات.