06:17:51
Advent Quiz 2018 13 December
13 Dec. From which substances does the emerald get its green colour ?
A) Copper or Zinc
B) Copper or Aluminium
C) Aluminium or Chromium
D) Chromium or Vanadium
Correct answer will be given tomorrow. Feel free to share with friends and colleagues! :-)
Correct Answer 12 Dec: D) 8min 19s