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Tobacco retailers in Black neighborhoods had almost twice as much outdoor menthol advertising as those in White neighborhoods

Freshness is the final hurdle

Target approach

Factors like moisture levels and pH can affect individual absorption

This book documents the Camel advertising from 1964 to 1995. In addition to traditional posters and signs, these years saw the introduction of hundreds of premiums and merchandise bearing the Camel logos that have found their way into collections of tobacco memorabilia around the world

The solution is to make the filter dense enough that it has a sufficient amount of fibers to capture most of the 0.3-micron particles