Washington state approves temporary ban on flavored vaping products Federal flavor ban goes into effect Thursday, but many flavored vape products will still be available If the bill is signed, Washington will become the second state to ban the sale of nitrous oxide, which has grown in popularity and misuse. Raz Blue Raz Gush Flavor RAZ LTX 25K Blue Raz Gush Temporary Washington state ban on flavored vape products begins; health board's vote prompted chants of 'shame' The Seattle Times RAZ LTX25K GUSH EDITION REVIEW