8 questions · pass mark 70%. Answer all, then see your score and a quick why for each.
01What distinguishes annealed, heat-strengthened and fully toughened glass from one another?
02Why is laminated glass (not fully toughened) preferred for overhead glazing, balustrades and fall-risk areas?
03In a 6-16-6 argon IGU, what does the 16 mm cavity primarily do?
04Facade aluminium mullions are usually sized by deflection rather than strength. Why?
05What is the purpose of the polyamide strip in a thermally broken aluminium profile?
06A carbon-steel bracket is bolted directly to an aluminium mullion on a humid coastal site. What happens, and what is the fix?
07Two visually identical ACP (aluminium composite panel) cassettes are offered for a high-rise. What single property decides whether each is fire-safe?
08On a structurally glazed facade, what is the most common root cause of a sealant bond failure - and the step that prevents it?
