<P> Parliament is an American brand of cigarettes, currently owned and manufactured by Philip Morris USA in the United States and Philip Morris International outside of the United States . </P> <P> The brand was launched in 1931 and is distinctive for its recessed paper filters . It was originally used as an advertising gimmick when cigarettes did not have filters . The first commercial cigarette filters came into use in 1935 . </P> <P> Parliaments are one of few brands of cigarettes on the mainstream market to feature a recessed paper filter . Cigarette filters became common in most cigarettes in the 1950s . In the 1940s and 1950s, the brand was marketed for its unique filters, with advertisements reading, "Only the flavor touches your lips", and "Tobacco tastes best when the filter's recessed". The brand also claimed that the recessed filter prevented tar from making contact with the smoker's mouth, unlike standard filters . However, this recessed would also explain the popularity of the cigarette in another way: the sleeve would be suitable for snorting cocaine . </P> <P> In Korea, brands like Marlboro, Philip Morris, Dunhill, Parliaments and various other Western cigarettes were sold in 1987 as import opening to prepare for the 1988 Summer Olympics in Seoul . </P>

What is the purpose of a recessed filter
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