But big changes could come slowly . E - cigarettes deliver nicotine to the skin as a vapor . EU has regulatory powers now only over free , smokeless tobacco . Age ##d to buy e - cigarettes is expected to be reached when rules are final .
E - cigarettes deliver nicotine to the skin as a vapor . EU has regulatory powers now only over free , smokeless tobacco . Age ##d to buy e - cigarettes is expected to be reached when rules are final .