<P> From 1935 , a British company began to develop a machine that made cigarettes incorporating the tipped filter . It was considered a speciality item until 1954 , when manufacturers introduced the machine more broadly , following a spate of speculative announcements from doctors and researchers concerning a possible link between lung diseases and smoking . Since filtered cigarettes were considered `` safer '' , by the 1960s , they dominated the market . Production of filter cigarettes rose from 0.5 percent in 1950 to 87.7 percent by 1975 . </P>
<P> From 1935 , a British company began to develop a machine that made cigarettes incorporating the tipped filter . It was considered a speciality item until 1954 , when manufacturers introduced the machine more broadly , following a spate of speculative announcements from doctors and researchers concerning a possible link between lung diseases and smoking . Since filtered cigarettes were considered `` safer '' , by the 1960s , they dominated the market . Production of filter cigarettes rose from 0.5 percent in 1950 to 87.7 percent by 1975 . </P>
when did filtered cigarettes come on the market
when did filtered cigarettes come on the market
1935
1935