“…However, not all technicians follow this step. Failures in communication between dental office and laboratory lead to a poorly designed prosthesis, jeopardize the success of treatment, and cause tissue damage (Aslam & Ahmed, 2015;Berry, Nesbit, Saberi, & Petridis, 2014a, 2014bDickie, Shearer, & Ricketts, 2014). Moreover, contaminated items or inadequate disinfection of casts or impressions can facilitate the spread of infectious agents and is considered a major threat to the health of treatment team (Abichandani & Nadiger, 2013;Begum, Ahmed, Dithi, Islam, 2013;Alshiddi & Prosthodontics, 2014;Berry et al, 2014a).…”