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RSC Adv 6:4446944474 Parker TT, Rayburn J (2017) A comparison of electronic and traditional cigarette butt leachate on the development of Xenopus laevis embryos

These experimental investigations are highly relevant to the scientific community and to promote awareness regarding the care of beaches and the whole environment.

Firstly, cigarettes with filters were cheaper to make as filters cost less than tobacco and secondly the filter provided additional opportunities for innovation

Other tobacco producers, seeing the success of Salem, soon introduced their own mentholated filter cigarettes: Lorillard with Newport in 1957 and Spring in 1959