Assertion: potassium hypochlorite | /r/AtLocation | his laboratory
Facets:
value: by passing chlorine gas
type: MANNER
value: by claude louis berthollet
type: OTHER
Source sentences:
text: Potassium hypochlorite was first produced in 1789 by Claude Louis Berthollet in his laboratory on the Quai de Javel in Paris, France, by passing chlorine gas through a solution of potash lye.