<Tr> <Th> Biology </Th> </Tr> <Tr> <Td> <Ul> <Li> Nicotiana (Nicotiana tabacum) </Li> <Li> Nicotine </Li> <Li> Tobacco diseases </Li> <Li> Types of tobacco </Li> </Ul> </Td> </Tr> <Ul> <Li> Nicotiana (Nicotiana tabacum) </Li> <Li> Nicotine </Li> <Li> Tobacco diseases </Li> <Li> Types of tobacco </Li> </Ul> <Li> Nicotiana (Nicotiana tabacum) </Li>

When did smoking become popular in the united states