Questions and Answers 100% Pass
OSHA requires that welders work in safely _______ to avoid the danger from inhalation
of gases and particulates that can result from welding processes. - ✔✔Well ventilated
areas
The type of weld used is normally determined by ________ - ✔✔Both A and B
Heat from an electric arc, a steam of ionized gas called plasma, or burning gases to trim
metal objects to specific dimensions - ✔✔Metal cutting
Process in which metals are fused together by heating them with electricity that is
generated between an electrode and the surface of the base metal. - ✔✔Arc welding
Activity which depends on the heat produced by the combustion of a fuel gas in the
presence of oxygen. - ✔✔Oxygen and fuel gas welding
In the arc welding process, eye exposure to intense visible light is prevented for the
most part by the __________. - ✔✔Welder's Helmet
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, In arc welding the arc which produces the heat to melt metal produces intense light.
This light can be a combination of three forms of non-ionizing radiation known as? -
✔✔Ultraviolet light, Infrared light, Visible light
Fumes and gases enter the body through the _________ and effect the lungs directly or
are transported by blood and the lymph system to other parts of the body. -
✔✔Respiratory system
Metal fume fever is principally associated with what chemical substance generated
when welding. - ✔✔Zinc
In addition to fumes, welding produces a number of gasses to include which of the
following? - ✔✔All of the above
Vapors of these solvents are a concern in welding and cutting because the heat and
ultraviolet radiation from the arc will decompose the vapors and form highly toxic and
irritating phosgene gas. - ✔✔Chlorinated hydrocarbons
An investigating tool used to characterize the nature and extent of contaminants in air
and to determine whether contaminant sources affect a workers air quality. - ✔✔Both B
and C
Permissible exposure levels are established by _______ for many compounds to
minimize or prevent adverse health exposures. - ✔✔Occupational Safety and Health
Administration (OSHA)
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