The approach
Start with the right question.
Consider corrosion, UV, water absorption, impact and adhesive compatibility.
In practice
Make it useful on the water.
Test actual parts in the intended environment instead of assuming a material label is enough.
Keep learning
Connect the dots.
Use this guide as a starting point, then compare it with the water you're fishing, the tackle you're using, and your own observations. Good fishing knowledge grows through real practice.