MEC/UXO TRAINING AND CERTIFICATION TO EMPOWER GUAM AND THE PACIFIC. With nearly 20 years of experience, BNB UXO Academy of Bombs and Bullets, LLC, (B.N.B) provides an educational training and certification program in Munitions and Explosives of Concern (MEC) / Unexploded Ordnance (UXO) for the people of Guam.