Labels:crt screen | dialog box | monitor | plant | sky | stairs | tree | web site | window OCR: WHAT ARE THE DIFFERENCES? UL Most widely recognized bullet resistant classifying and testing organization Regular follow up testing IS required for UL Listed products NIJ R&D and evaluation center for the Department of Justice No follow up testing IS available Most bullet resistant (BR) glazing products are not tested to the NIJ standards H.P. White Will test products to the manufacturers specs (may not be as stringent as UL No follow up testing Prey Next resi stant ollow Prev