Surface roughness and color measurements of glazed or polished hybrid, feldspathic, and Zirconia CAD/CAM restorative materials after hot and cold coffee immersion.
Lujain I AldosariAbdulkhaliq A AlshadidiAmit PorwalNasser M Al AhmariMohammed M Al MoaleemAhmed M SuhluliMansoor ShariffAhmed O ShamiPublished in: BMC oral health (2021)
Ra affects all the tested samples, providing higher values on the polished specimens. The ΔE* caused by hot Arabic Qahwa and cold coffee on glazed or polished CAD/CAM restorative materials were clinically acceptable.