1-11.
CHEMICAL CLASSIFICATION WITH THE POTENTIAL HAZARD OF EACH CLASS.
a. All chemicals should be considered as potentially hazardous.
They are classed in the
following manner:
CLASS I -
EXTREMELY DANGEROUS -- can cause blinding, paralysis, or death.
CLASS II -
CORROSIVES -- can cause severe skin damage.
Example: Strong acids, such as Glacial acetic acid, and caustic chemicals.
CLASS III -
ALLERGY PRODUCERS -- allergies may develop within a few days or
may take years.
Example: sodium sulfate, sodium borate, etc.
CLASS IV -
POISONOUS -- good ventilation is a MUST.
Example: Carbon tetrachloride.
(70) All chemicals should be considered
as potentially hazardous. Some of
the most dangerous chemicals are
listed as: Classes 1, 2, 3, and 4.
All chemicals are ________ to be
potentially ________________.
considered
(71) The most dangerous chemicals are
hazardous
listed as classes ________________,
___ _ _ _ _ _ _ _ _ _ _ , _____________ and
___ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _.
1, 2, 3 and 4
(72) Chemicals listed in class 1 are
extremely dangerous, can cause
blindness, paralysis, or death and
should NOT be used in a photo lab.
Class _______ chemicals are _____
___ _ _ _ and should NOT be used in a
photo lab. Methanol (Methyl or
wood alcohol) is a class 1 chemi-
cal.
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