board foot. n. pl. board feet Abbr. bd. ft. or BF. A unit of cubic measure for lumber, equal to one foot square by one inch thick. board foot. n (Units) a unit of board measure: the cubic content of a piece of wood one foot square and one inch thick. boardâ² foot` n.
The field SIC Description is related to the field SIC Code, allowing you to store the US Govt classifications on businesses. In their entry on Standard Industrial Classification Wikipedia says: The Standard Industrial Classification (abbreviated SIC) is a United States government system for classifying industries by a four-digit code.
SIC Code List The U.S. Standard Industrial Classification (SIC) system was the older way of classifying businesses to provide new comparability in statistics about business activity across North America.