Lumber

Kiba Lumberyard in Japan, 1933

Lumber or timber (British English)[1] is wood from a tree after felling, usually after being sawn from the felled log using a sawmill. Lumber is often used to refer to sized boards which are at least rough sawn. A lumberyard is a place where wood is prepared for sale. Lumber is used in the construction of buildings, homes, boats, etc.

## Contents

* 1 Environmental Concerns
* 2 See also
* 3 References
* 4 External links

## Environmental Concerns[edit]

Excessive logging can have harmful effects on the environment and damage natural habitat. An environmentally friendly method of logging is selective logging.

## See also[edit]

* Forestry
* Logging
* Lumberjack
* Saw
* Chain saw
* Sawmill

## References[edit]

1. ↑ Oxford English Dictionary Second Edition CD. Oxford University Press, 2009.

## External links[edit]

* The Forest Products Laboratory. US main wood products research lab. Madison, WI (E)
* National Hardwood Lumber Association (Rules for Grading Hardwood Lumber - Inspector Training School)