The term âIndigoâ which is to describe the dark purple and blue colors of our Soul Auras. Highlights of violet, green, gold and white are also apparent. Crystal and Rainbow children are also named for their Aura. Typically, it seems, Crystal and Rainbow children are being born to Indigo parents.he term âIndigoâ which is to describe the dark purple and blue colors of our Soul Auras. Highlights of violet, green, gold and white are also apparent. Crystal and Rainbow children are also named for their Aura. Typically, it seems, Crystal and Rainbow children are being born to Indigo parents.
Board foot. A board foot (BF) is the unit of measurement for hardwood lumber. A board foot is 1 foot long x 1 foot wide x 1 inch thick. (1 foot = 0.305 metres, 1 inch = 25.4mm) The formula for determining board feet in a board is: (Width in inches x length in feet x thickness in inches) divided by 12. The percentages of clear wood required for each grade are based on this 12' unit of measure.
Submitted by: Woody Wall on March 26, 2012. Hardwood mills sell their product by volume, not by length. The unit of measure is the âBoard Footâ, which. represents a surface area of one square foot, one inch thick. To convert linear feet to board feet, use this formula: Thickness (in inches) x Width (in inches) x Length (in inches). âââââââââââââââââââââââââââââââââââââââââââââââââââââ. 144. Hardwood is normally measured in the rough before kiln drying and that measurement stays with it for life.