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[Subject: Mineralogy]
Translated by: JUAN GOMEZ ESCOBAR
Translated in 15 languages
[Subject: Military Art & Science]
Translated in 10 languages
[Subject: Chemical & Related Technologies]
Translated in 8 languages
[Subject: Industrial Chemicals]
Translated in 5 languages
[Subject: Other Final Products & Packaging]
Translated in 4 languages
[Subject: Generalities]
Translated in 3 languages