b. Earplugs, and the
c. Circumaural muff.
A2. List the three major precautions you should
follow when lifting heavy loads.
a. Dont lift an object if it is too heavy or too
clumsy for good balance.
b. Keep the load close to the center of your
c. Pull the load toward you; then lift it
A3. Before entering a shipyard for dry dock work,
every ship has a shipyard safety doctrine and
conducts safety training before entering a
A4. LOX is dangerous to handle because
a. It freezes immediately on contact.
b. As a gas, it exerts extremely high pressure.
REVIEW 12 ANSWERS
A1. The symptoms of heat exhaustion and heat
a. Increased body temperature
b. Severe headache
d. Reduced mental and physical performance
A2. The major health threat of cold weather is
REVIEW 13 ANSWERS
A1. Purposes of the tag-out bill include
a. To provide personnel a way to prevent the
improper operation of a component, piece
of equipment, system, or a part of a system
thats isolated or in an abnormal condition.
b. To give personnel a way to operate an
instrument thats unreliable or not in a
normal operating condition.
c. To give personal a way to accomplish
certain planned maintenance system
A2. The tag-out system is made or broken by the
person attaching the tag.
A3. A DANGER tag identifies equipment whose
operation is prohibited because its use could
jeopardize the safety of personnel or
A4. Tag-out logs contain
a. A copy of the main instruction and any
administering the system.
b. A DANGER/CAUTION tag-out index and
record of audits (index/audit record).
c. Cleared DANGER/CAUTION tag-out
record sheets that have been cleared and
REVIEW 14 ANSWERS
A1. Personal protection equipment you should use in
each of the following categories:
a. Head protection
Helmets and hats
b. Electrical protective
rubber mats, rubber
hoods, rubber sleeves,
and rubber blankets
c. Eye protection
and common-use face