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poison, class A definition
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
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a classification of extremely dangerous poisons such as poisonous gases or liquids of such a nature that a very small amount of the
gas
or
vapor
of the
liquid
mixed with air is dangerous to life.
See also:
pre-process treatment chamber (PTC) definition
polysilicon haze definition
primary containment definition
polarized light definition
Poisson distribution definition
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