TP 13 chimie
Be it known that I, FELIX HOFFMANN, doctor of philosophy, chemist residing at ...
If a melted test portion of the Kraut body is allowed to cool, it begins to solidify ...
Be it known that I, FELIX HOFFMANN, doctor of philosophy, chemist residing at ...
If a melted test portion of the Kraut body is allowed to cool, it begins to solidify ...