Not exactly. Mercury vapor lights emit white light, but there are also other types of street lights that are white. Par exemple, fluorescent street lights are white, even though they are seldom used now. Some places also apply metal-halide street lights. But for now, the most possible answer is the LED street light. Because they outperform the other two types, many cities promote their use.
Plus de lecture: 7 Types de réverbères classés par des sources lumineuses



