Assertion: bayer process | /r/ObjectUse | used as a mordant
Facets:
value: in dyeing cotton
type: LOCATION
Source sentences:
text: Working in Saint Petersburg, Russia to develop a method for supplying alumina to the textile industry (it was used as a mordant in dyeing cotton), Bayer discovered in 1887 that the aluminium hydroxide that precipitated from alkaline solution was crystalline and could be easily filtered and washed, while that precipitated from acid medium by neutralization was gelatinous and difficult to wash.