FED-STD-791D
ABBREVIATIONS
EVIDENCE OF SEPARATION
PARTICLE SIZE
D - DEFINITE
s - SMALL, AS IN CLOUD OR
HAZE
N - NONE OR DOUBTFUL
sp
-
SPECKS
OR
LARGER
PARTICLES
LOCATION
OIL PHASE COLOR
T - NEAR TOP
d - TOO DARK TO SEE THROUGH
B - NEAR BOTTOM
m - TRANSPARENT BUT DARK
F - FILAMENT
l - LIGHT
U - UNIFORMLY DISTRIBUTED
COLOR
w - WHITE OR VERY LIGHT
y - YELLOW
B - BLACK
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