<Table> <Tr> <Td> </Td> <Td> This section should include a summary of Cigarette filter . See Wikipedia: Summary style for information on how to incorporate it into this article's main text . (July 2017) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This section should include a summary of Cigarette filter . See Wikipedia: Summary style for information on how to incorporate it into this article's main text . (July 2017) </Td> </Tr> <P> The common name for the remains of a cigarette after smoking is a cigarette butt . The butt is typically about 30% of the cigarette's original length . It consists of a tissue tube which holds a filter and some remains of tobacco mixed with ash . They are the most numerically frequent litter in the world . Cigarette butts accumulate outside buildings, on parking lots, and streets where they can be transported through storm drains to streams, rivers, and beaches . It is also called a fag - end or dog - end . </P> <P> In a recent trial the city of Vancouver, British Columbia, partnered with TerraCycle to create a system for recycling of cigarette butts . A reward of 1 ¢ per collected butt was offered to determine the effectiveness of a deposit system similar to that of beverage containers . </P>

What is the end of a cigarette called
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