Which end-of-life limitation should a designer consider before specifying a thermosetting resin?
The material must be reheated after every use to retain its shape
The resin immediately becomes water-soluble after curing
The material can only be recycled by repeatedly vacuum forming it
The cured material is difficult to recover by remelting, so it may only be ground into filler or sent to landfill
A designer needs a transparent polymer sheet for a decorative panel with intricate laser-cut details and polished edges. Which material is most appropriate?
Two PP components carry recycling code 5 but perform differently outdoors. The shared code mainly communicates their __________, rather than guaranteeing identical performance.
What is the main role of polyester resin in a glass-fibre boat hull?
A class is making opaque vacuum-formed trays on a limited budget. Why is HIPS a suitable material?
Practice MYP MYP Design Topic Polymers and Plastics with authentic exam-style questions for both SL and HL students. This question bank focuses on the exact syllabus content for Polymers and Plastics and mirrors Paper 1, 2 style where relevant.
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