title | nationalIndustry |
---|---|
Bridge and trestle parts, wood, treating | Wood Preservation |
Creosoting of wood | Wood Preservation |
Crossties, treating | Wood Preservation |
Flooring, wood block, treating | Wood Preservation |
Millwork, treating | Wood Preservation |
Mine props, treating | Wood Preservation |
Mine ties, wood, treated, manufacturing | Wood Preservation |
Pilings, foundation and marine construction, treating | Wood Preservation |
Pilings, round wood, cutting and treating | Wood Preservation |
Pilings, wood, treating | Wood Preservation |
Poles, round wood, cutting and treating | Wood Preservation |
Poles, wood, treating | Wood Preservation |
Posts, round wood, cutting and treating | Wood Preservation |
Posts, wood, treating | Wood Preservation |
Preserving purchased wood and wood products | Wood Preservation |
Pressure treated lumber made from purchased lumber | Wood Preservation |
Railroad ties (i.e., bridge, cross, switch) treating | Wood Preservation |
Structural lumber and timber, treating | Wood Preservation |
Ties, wood railroad bridge, cross, and switch, treating | Wood Preservation |
Timber, structural, treating | Wood Preservation |