efficiency symbol in physics: crossword clues

Matching Answer
Confidence
ETA
95%
ATOM
60%
ETAS
60%
RHO
60%
OHM
60%
OMEGA
60%
TAU
60%
AMP
60%
MPG
47%
META
42%
e.g. Greek Cheese
e.g. O?D (Use ? for unknown letters)