when using a fire extinguisher to extinguish a damp
fire, it should be... - -Pointed at the base of
the fire.
Flash burn is... - -a burn to the eye caused
by exposure to ultraviolet light from the welding
What are the initials of the federal organization to arc
insure safe and sanitary working conditions for
employees? - -OSHA
the selection of a correct lens shade number
depends on the - -amount of welding
ANSI Z49.1 allows oxygen to be used as a current being used.
substitute for compressed air when necessary....
- -False
Which of the following is the only acceptable
method for lighting oxyfuel torches? - -
Potential hazards relating to arc welding are... - Striker
-Radiation, fumes, and toxic gases.
What type of fire extinguisher should be used on
vaporized metals, such as zinc, cadmium, lead, a electrical fire? - -Type C.
chromium, and beryllium........ - -are
hazardous.
A burn that causes the skin to blister is referred
to as a - -second degree burn
fuel gas hoses are usually colored.... - -red
Federal regulation requires that hazardous
One should never enter a welding shop without information about a product be provided to all
wearing... - -Safety glasses. users of that product. The form used to provide
this information is called a (n).... - -Material
Safety Data Sheet (MSDS)
What should one never use on gas cylinder,
regulators, connections and hoses? - -oil
Areas that have less than ____ cubic feet per
welder, or that have ceilings less than 16 feet
The maximum safe working pressure for high, require forced ventilation. - -10,000
Acetylene is..... - -15 psi
A confined space is one that..... - -is large
One should never cut or weld directly against... - enough that a person can enter and perform
-concrete tasks
One should never operate arc welding While welding, ventilating should be placed as
equipment while.... - -Standing on wet or close to the fume source as practical... - -
1/2