poisonous
(78) Match the chemical classification
in Column 1 with the potential
hazard of each in Column 2 by
placing the letters in Column 1 in
the appropriate blanks in Column 2.
Column 1
Column 2
Classes
Potential Hazard
a. Class 1
___ Corrosives,
which can cause
b. Class 2
burns, blisters,
and destroy skin
c. Class 3
tissue.
d. Class 4
___ Extremely
dangerous, can
cause blindness,
paralysis, or
death.
___ Should be re-
garded as poison-
ous and used ONLY
with good venti-
lation.
___ Considered to
be allergy pro-
ducers.
Column 2
b.
a.
d.
c.
EXERCISE
11.
Photographic chemicals considered most dangerous are listed as classes (select one)
a.
1, 2, 3, and A.
b.
A, B, C, and D.
c.
1, 2, 3, and 4.
d.
A, B, 3, and 4.
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