The mark consists of two concentric circles formed of an equal number of smaller outline circles outlined with dots, with each smaller outline circle of each concentric circle connected by a pair of dotted lines to a smaller outline circle of the other concentric circle along an imaginary diametric line, with IMPACT left aligned in capital letters within the inner concentric circle and each letter of C, B, and D contained within a carbon ring in a lower half of a hexagon, with a first oblique line near perpendicular to the upper right from the upper right portion of the right carbon ring, with a second oblique line near perpendicular to the left from the far end of the first oblique line, with a third oblique line near perpendicular to the right from the far end of the second oblique line, with a fourth oblique line to the left from the far end of the third oblique line and touching the T of IMPACT, with a fifth oblique line to the right from the T of IMPACT.