refracting light causes light to split into different colors
color is cause_by_reflection_of_light. red_light is red. light is different_colors. light_color is color. color is not cause_by_reflection_of_light. coloring is change_of_color. light is refracted_by_water. light_color is not color. discoloration is change_of_color. light is not refracted_by_water.