Board Foot: Rough sawn lumber is usually sold by the board foot (bd. ft.). A board foot is equal to a piece of wood 12 inches long x 12 inches wide and 1 inch thick, or 144 cubic inches. To figure the board foot measurement of a piece of wood, multiply the length x width x thickness in inches, then divide by 144.oard Foot: Rough sawn lumber is usually sold by the board foot (bd. ft.). A board foot is equal to a piece of wood 12 inches long x 12 inches wide and 1 inch thick, or 144 cubic inches. To figure the board foot measurement of a piece of wood, multiply the length x width x thickness in inches, then divide by 144.
New rules for blood donation permit old time blood donors to donate blood even after they touch 70 years of age.owever, there is no change in the rule for donors donating blood for the first time; the age limit for new donors still remains at 65. According to NHS Blood and Transplant, the extension of age limit for blood donations came about owing to better health and fitness levels of the older lot.
Donors must weigh at least 110 pounds and be at least 17 years old. In Minnesota, 16-years-olds may donate with written consent from a parent or guardian.During your donation appointment, you will complete a brief health questionnaire to make sure blood donation is safe for you and the recipient of your blood.onors must weigh at least 110 pounds and be at least 17 years old. In Minnesota, 16-years-olds may donate with written consent from a parent or guardian.