what color is a school bus yellow or orange
School bus yellow School bus yellow is a color which was especially formulated for use on school buses in North America in 1939. The color is now officially known in Canada and the U.S. as National School Bus Glossy Yellow and was originally called National School Bus Chrome. The pigment used for this color was, for a long time, the lead-containing chrome yellow.[1]
Traffic light In Australia a white "B" or "T" sometimes replaces the green light indicating that buses or trams (respectively) have right of way.
Universal indicator The colours from yellow to red indicate an acidic solution, colours blue to violet indicate bases and green colour indicates that a solution is neutral.
Yellow line (road marking) Some parts of the US use a doubled set of double yellow lines to demarcate a painted median strip, which vehicles are not permitted to cross. This differs from a single set of double yellow lines, which may be crossed in certain circumstances.[14]