NAICS
321114: Wood Preservation
This U.S. industry comprises establishments primarily engaged in (1)
treating wood sawed, planed, or shaped in other establishments with
creosote or other preservatives, such as chromated copper arsenate, to
prevent decay and to protect against fire and insects and/or (2) sawing
round wood poles, pilings, and posts and treating them with
preservatives.
The data published with NAICS code 321114 include the following
SIC industry:
2491 Wood preserving