a. Headband,b. Earplugs, and thec. Circumaural muff.A2. List the three major precautions you shouldfollow when lifting heavy loads.a. Don’t lift an object if it is too heavy or tooclumsy for good balance.b. Keep the load close to the center of yourbody.c. Pull the load toward you; then lift itgradually.A3. Before entering a shipyard for dry dock work,every ship has a shipyard safety doctrine andconducts safety training before entering ashipyard.A4. LOX is dangerous to handle because—a. It freezes immediately on contact.b. As a gas, it exerts extremely high pressure.REVIEW 12 ANSWERSA1. The symptoms of heat exhaustion and heatstroke include—a. Increased body temperatureb. Severe headachec. Nausead. Reduced mental and physical performanceA2. The major health threat of cold weather ishypothermia.REVIEW 13 ANSWERSA1. Purposes of the tag-out bill include—a. To provide personnel a way to prevent theimproper operation of a component, pieceof equipment, system, or a part of a systemthat’s isolated or in an abnormal condition.b. To give personnel a way to operate aninstrument that’s unreliable or not in anormal operating condition.c. To give personal a way to accomplishcertain planned maintenance system(PMS) procedures.A2. The tag-out system is made or broken by theperson attaching the tag.A3.A DANGER tag identifies equipment whoseoperation is prohibited because its use couldjeopardize the safety of personnel orendanger equipment.A4. Tag-out logs contain—a. A copy of the main instruction and anyo t h e r a m p l i f y i n g d i re c t i v e s fo radministering the system.b. A DANGER/CAUTION tag-out index andrecord of audits (index/audit record).c. Cleared DANGER/CAUTION tag-outrecord sheets that have been cleared andcompleted.19-33
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