You can find any tool by the Menu Structure HERE: https://turbocaddoc.atlassian.net/wiki/display/TC21UG/Menu+Structure
You can find the menu location of any tool by name HERE: https://turbocaddoc.atlassian.net/wiki/display/TC21UG/Tools+Mapped+to+Menus
Luminances Palette
Luminances (see Luminance) are light types that are added to an object, as opposed to lights added to the overall model. See Using the Luminances Palette.