Navigation

Rotate Chamber	Middle mouse button / drag background
Pan Chamber	Right mouse button
Forward	W
Left	A
Backward	S
Right	D

Selection

Surface / Item	Left mouse button
Multiple surfaces	Drag left mouse button across surfaces
Whole surface	Double-click left mouse button
Context menu	Right mouse button

Surfaces

Extrude face	+
Depress face	-
Toggle surface material	P

File Operations

New chamber	Ctrl-N
Open chamber	Ctrl-O
Save chamber	Ctrl-S
Rebuild chamber	F9

Miscellaneous

Switch views

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