This study guide brings together the central concepts in the carpentry trade. Use it to get an overview when you revise.
Joinery vs. carpentry
The carpenter does the load-bearing rough work; the joiner does the fine precision work: windows, doors, stairs, panels and fittings. Two related but independent trades.
Wood as a living material
Wood works with humidity — it shrinks when dry and expands when wet. Therefore the material must be dried to the correct moisture content, and joints must tolerate the movement.