Where did Second Periodic Table Element Found In Balloons appear in the Game?

It appeared on Taking Care of Our Planet Group 1564 Puzzle 1

Second Periodic Table Element Found In Balloons

CodyCross Second Periodic Table Element Found In Balloons Solution

This question is part of CodyCross Taking Care of Our Planet > Group 1564 > Puzzle 1.
Answers of Second Periodic Table Element Found In Balloons might change from time to time on each game update.

Second Periodic Table Element Found In Balloons

Helium

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