TYPICAL OPERATIONS FOUND AT MILITARY INSTALLATION:
THEIR EXPOSURES AND CONTROLS (continued)
Operation
Exposures
Controls Needed to Control Exposure*
Exhaust-ventilated enclosing
Heat-treating
Heat, sodium
hood(ventilating rate of 200 cubic feet per
Metal
carbonate, oxides of
minute (cfm)/sq ft of opening area),
washing facilities, tinted goggles
monoxide, smoke
Mechanical general ventilation, washing
including lead fume
facilities, tinted goggles
Cutting and
Cutting and coolant
Natural ventilation, washing facilities,
threading pipe
oils
goggles
Developing and
Standard photographic
Mechanical general ventilation of air
processing still and
chemicals and
conditioning (10 air changes per hour), splash
motion picture film
reagents
goggles, washing facilities, eye wash
Mechanical general ventilation of air
Standard
Mixing
conditioning (10 air changes per hour),
photographic
photographic
goggles, gloves, aprons, washing
chemicals and
chemicals and
facilities, eye wash
reagents
reagents
Mechanical general ventilation and/or
Cleaning film
Various solvents and
enclosed exhaust ventilated film cleaning
their vapors including
machine, washing facilities
trichloroethylene and
methyl chloroform
Mechanical general ventilation, screens
Arc-light
(at least 7' high) or isolation of the
reproduction
and intense visible
operation, tinted glasses or goggles
Mechanical general ventilation washing
Inks, various
Multilith
facilities, minimize skin contact with
cleaning solutions
reproduction off-
solutions
and their mists and
set printing, other
vapors, including
printing
trichloroethylene,
operations
Stoddard solvent and
its vapor, methyl
chloroform, acidic
chromate solutions
"Ozalid"
Ammonia
Enclosed exhaust ventilated machine,
reproduction
washing facilities
MD0165
B-3