ionized gas: crossword clues

Matching Answer
Confidence
PLASMA
95%
NEON
44%
ESSO
20%
ETHANE
20%
XENON
20%
ARGON
20%
RADON
20%
OCTANE
20%
REG
20%
UTIL
20%
e.g. Greek Cheese
e.g. O?D (Use ? for unknown letters)