Home » BBC News - Technology » technology news » San Francisco moves to ban e-cigarettes until health effects known San Francisco moves to ban e-cigarettes until health effects known Unknown 2:37 AM BBC News - Technology technology news The law would halt sales until vaping's health effects are fully evaluated by US regulators. from BBC News - Technology https://ift.tt/2Yayvar Share: Facebook Twitter Google+ StumbleUpon Digg Delicious LinkedIn Reddit Technorati