Bleikammer-2.jpg
Georg Lunge
en
Bleikammer 2, Roasting kilns, History of saltpeter works, Catalysis
commons
ja
ブライカマー2号、焼成窯、硝石の歴史、触媒
commons_translated
potassium nitrate catalysis catalyze catalyst lunge (position) roasting muskellunge musky catalytic