“…[17][18][19][20][21] With the growing evolution of cosmetic dentistry, which exposes dental workers to resins, bleaches and adhesives, composed of acrylic-and methacrylic-based materials that can cause hand eczema, more dentists are exposed to methyl methacrylate. 3,5 Previous studies in Serbia 17 and in Valencia, Spain, 22 reported that 5-25% of dental personnel might be sensitized to methyl methacrylate, while our study revealed that 2.5% (n = 8) developed this type of allergy. Since most of the Lebanese dentists send acrylic work to prosthetics technicians (e.g., temporary crowns, dentures, etc.…”