| NOMENCLATURE |
REFRIGERATOR, MECHANICAL, LABORATORY EXPLOSION-PROOF. A MECHANICALLY
REFRIGERATED UNIT WITH COMPARTMENTS ANDRACKS SPECIFICALLY DESIGNED FOR
STORAGE OF ANY VOLATILE, FLAMMABLE LIQUID WHICH VAPORIZES AT LOW
TEMPERATURE (SUCH AS ALCOHOL, ACETONE, CYCLOPROPANE, NAPHTHA, BENZINE,
ETC.). CONSTRUCTION IS USUALLY A ONEPIECE, WRAP OVER CONSTRUCTION
SEALING OUT DIRT, AIR AND MOISTURE. ALL ELECTRICAL UNITS AND CONTROLS
ARE LOCATED IN EXPLOSION-PROOF HOUSING IN THE MA CHINERY SPACE,
ISOLATED FROM POSSIBLE CONTACT WITH THE SURROUNDING ATMOSPHERE. IT MAY
INCLUDE FREEZERS.
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