Grain where the angle of the fibres periodically changes or reverses in successive layers.
A comprehensive guide to the most common timber terms from A to Z.
Interlocked Grain
Irregular Grain
Grain where the fibres contort and twist around knots, butts, curls and so on. Also called wild grain.
ISO 14000 - Environmental Management Standards
ISO 14000 is a series of international, voluntary environmental management standards developed by the International Organisation for Standardisation to provide organisations with a common framework for managing environmental issues.
Isotropic
Exhibiting the same properties in all directions.
