今日ふくを洗う。 今日ふくを洗濯する。
昨日食器を洗った。 昨日食器を洗濯した。
I know that 洗濯する means: washing or laundering (clothes). And 洗う just means washing. When I'm talking about washing in general can I use the two words interchangeably? When do I have to use one word as opposed to the other?