Answer | Crossword Clue |
---|---|
INERT | Adjective for helium. |
INERTGAS | Helium, for one |
GAS | Helium, for one |
ELEMENT | Helium, for one. |
ATNO | 2, for helium: Abbr. |
MYLAR | Reflective material for helium balloons |
GASES | Oxygen and helium, for instance |
GASSES | Helium and neon, for two |
ATNO | 1 for hydrogen or 2 for helium: Abbr. |