Vaša košarica je prazna
Tin, lead and their compounds
Tin, lead and their compounds
Learn about the two metals commonly used for soldering.
7 – 10. razred
Autor: Vámos-Poljak Zsolt
Ocjenjivač: Horváthné Kunstár Andrea
Grafičar: Fasola Martin
Developer: Kondász Eszter
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