An initiate with his face covered with kaolin looks on during a ceremony of initiation to the Bwiti rite using the Iboga plant in Libreville on...
British men covered with kaolin dance during a ceremony of initiation to the Bwiti rite using the Iboga plant in Libreville on February 25, 2018. -...
English, Welsh & Scottish Railway freight train pulled by a diesel locomotive number 66140 crossing the Royal Albert Bridge, Saltash, Cornwall, by...貨運, 英國
Charles Seipel, a senior batch plant operator, mixes a bentonite clay solution that will be used to create a retaining wall at the construction site...
Plant operators mix a bentonite clay solution that will be used to create a retaining wall at the construction site of the Southport setback levee,...
Member of staff shows Kaolin, Felspar and Quartz the main ingredients in the manufacturing of porcelain on August 31, 2017 in Veszprem, Hungary....
Member of staff shows some Kaolin one of the main ingredients in the manufacturing of porcelain on August 31, 2017 in Veszprem, Hungary. Herend...