I remember many advertising jingles from the 1950's (in the USA). However, I don't remember many from later decades. Are they still popular in other countries? Why have they become scare in the USA? Did research show they were ineffective?
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"Use Ajax, the foaming cleanser. Wash the dirt right down the drain. You'll stop paying the elbow tax when you start cleaning with Ajax."
However, Ajax didn't foam in those days and still doesn't.