Medical Devices & Diagnostics In our MD&D segment, efforts continue to remove target compounds identified by the Restriction of the Use of Certain Hazardous Substances directive in Europe, which bans new electrical and electronic equipment containing more than agreed-upon levels of lead, cadmium, mercury, hexavalent chromium, and flame retardants with polybrominated biphenyl (PBB) and polybrominated diphenyl ether (PBDE) from being placed on the EU market.