rac·ism
ˈrāˌsizəm/
noun
the belief that all members of each race possess characteristics or abilities specific to that race, especially so as to distinguish it as inferior or superior to another race or races.
prejudice, discrimination, or antagonism directed against someone of a different race based on the belief that…

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Regarding Dee's hand being stuck - I was under the impression she was legitimately stuck until they used the gasoline on it, but by then they were all so high from the fumes that she forgot to let go.