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[Subject: Generalities]
Translated by: PEZZUOLI CLAUDIO
Translated in 24 languages
[Subject: Mineralogy]
- Ths solid residue from the carbonization of coal after the volatile matter of the coal has been distilled off
Translated in 19 languages
Translated by: FARHAD PEZESHKI
Translated in 3 languages
[Subject: Chemistry]
Translated in 2 languages