Which synthetic line material is most susceptible to degradation from prolonged exposure to sunlight?

A. Nylon
B. Polyester (Dacron)
✓ PolypropyleneCorrect
D. Manila

Why C is correct

NAVEDTRA 14067 §3-1 identifies polypropylene as the synthetic line that is degraded by sunlight, in addition to being weaker than nylon or polyester. Manila is a natural fiber, not a synthetic.

Cited:NAVEDTRA 14067 §3-1

More Marlinespike seamanship — knots, splices, line care questions

Under 46 CFR §12.405, an AB applicant must demonstrate knowledge of principal knots, bends, splices, and hi…
A seaman needs to join two lines of unequal diameter under moderate strain. Which knot or bend is most appr…
Which splice should be used when two lines must be permanently joined but the joined section must still ren…
When making a line fast to bitts, what is the correct first step before figure-eighting across both bitts?
A wire rope inspection reveals that several strands have sprung outward away from the core, creating a bask…
A line under heavy load parts suddenly. Personnel standing nearby are at greatest risk if they are position…

Start drilling in 30 seconds. Free.

No signup, no credit card — answer 5 real, cited exam questions right now.

Try 5 free questions See how it works

Which synthetic line material is most susceptible to degradation fr… — USCG Exam Practice · CaptainsGround