More than 30 states have introduced legislation to restrict or ban sales of e cigarettes, the most popular electronic cigarette with more than 60 million users worldwide.
E-cigarettes have long been viewed as a safer alternative to traditional tobacco cigarettes, but a number of factors have led to their rapid rise in popularity.
The first generation of e, invented in China in 2007, uses less tobacco and contains less chemicals than conventional cigarettes.
The second generation of electronic cigarettes, created in China last year, is much safer.
E-cigarettes also do not contain any tar, which can make them harder to detect, making them less attractive to young people.
In addition, e-cigarette companies have invested in new research and innovation to improve the devices.
E.L.F., for example, is developing an e-juice cartridge that contains more flavor than traditional cigarettes.
But some experts say that the company is not properly regulated and that the safety and quality of its products is not yet fully understood.
“The e-cig industry has a long way to go, and they’re not going to reach everyone,” said Scott Bledsoe, executive director of the California Campaign for Tobacco-Free Kids.
“There are people who are going to be hesitant and don’t want to try this, because of the lack of regulation and the lack the quality.”
There are also concerns that e-liquid manufacturers are not following best practices to ensure the safety of their products, including manufacturing a more concentrated flavor in their cartridges.
In a statement released last week, the National Governors Association, which represents the governors of the U.S. states that are responsible for overseeing the implementation of tobacco control laws, called on the U,S.
Food and Drug Administration to investigate the safety concerns.
The agency has been criticized in the past for its lack of enforcement of federal laws and has been accused of stifling innovation in the tobacco industry.
But it has also been praised by some for being a leader in fighting smoking.
“I have no idea what this is about, but I know that the federal government has been very active in helping to educate the public on the health risks of e cigarette use and its dangers,” said Dr. Jeffrey M. Katz, chief medical officer of the New York-based nonprofit group Physicians for a Smoke-Free America.
“It is a very welcome development, and we hope that the FDA will take this seriously.”
The FDA has not said if it will take up the issue of e cigs.
In an emailed statement, a spokesman for the agency said the agency “does not comment on pending litigation.”
The American Lung Association, an advocacy group, said it supports states and states’ efforts to reduce the use of e smoke and nicotine, but that e cigarettes do not present any major health risks to users.
The American Cancer Society has called on states to regulate e-cigs to protect people from potential health hazards.
In a statement issued Friday, the organization said it was “deeply concerned about the rapid increase in the popularity of e products, which is likely to have serious health and safety implications for consumers and bystanders.”