OBJECTIVE The purpose of this study was to evaluate the effect of tooth coating material and finishing agent on bleached enamel surfaces after using KTP laser with 27% hydrogen peroxide. BACKGROUND DATA There have been few reports on the effects of tooth coating materials and finishing agents after bleaching. METHODS After 40 crowns of human extracted maxillary incisors were bleached by KTP...

The effect of bleaching treatments containing added calcium and combined with neutral or acidic fluoride gels on tooth enamel was investigated in vitro through Knoop microhardness (KHN) and surface roughness (SR) measurements. A total of 60 bovine incisors were tested, including 30 for SR measurements and 30 for KHN measurements. The specimens were divided into 12 groups and subjected to a blea...

In this paper, I argue that George Eliot's “Brother Jacob” (1864) reveals a fluid system of racial production is inextricably tied to sugar. one most unusual narratives. It written in the tone fable, and it concerns confectioner David Faux, who immigrates colony Jamaica. Twice, Faux's plans for fiscal gain are thwarted by his “idiot” brother, Jacob, latter's uncontrollable sweet tooth ways warn...

In this introduction we explore how the effects of outbreak Covid-19 in January 2020 have challenged, undermined, and transformed racialized privileges various groups white migrants China. While whiteness can be an invisible hegemonic construction Western societies, it becomes a highly visible minority status We introduce concept “precarious whiteness” to flesh out multi-layered tensions transn...

The University of Wisconsin’s “Diversity Framework,” begun in 2015, comes complete with the substitution “cultural competency” requirements for First Amendment rights; a multi-headed hydra inclusion agencies enforcement power; conscription participants to “engage” diversity regime; and, most all, an open-ended expansion “dimensions diversity” beyond race, ethnicity, gender, sexual orientation, ...

This article explores some of the challenges encountered when being a white researcher engaged in research that aims at contributing to social justice for marginalized, indigenous and racialized people perspectives. Drawing upon combination theoretical investigations practical experiences made during process PhD study, author offers reflections on what implications taking decolonial perspective...