Health Care

Cigarettes vapor tested positive for Lead and Arsenic in new study

Cigarettes vapor tested positive for Lead and Arsenic in new study

But a new study suggests that we have a lot to learn about the safety of e-cigarettes, and there may be dangers lurking within them. A large number of the devices were found to produce aerosols with potentially risky levels of lead, as well as other metals such as chromium, manganese and nickel. They published their findings in the journal Environmental Health Perspectives.

An estimated three million people in the United Kingdom and 10 million in the U.S. use e-cigarettes. They also tell that this exposure can give rise to cardiovascular diseases, brain damage and to cancer as well.

The full statement from Johns Hopkins follows below.

Significant amounts of lead and other toxic metals leak from some heating coils in e-cigarettes and contaminate aerosols that the user inhales, a new study suggests.

Well, the U.S Food and Drug Administration has all rights to control the usage of e-cigarettes but it is still a big question for the administration as well, that how it can be done.

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The study backs up a previous one done by the same researchers back in 2017, which found heavy metals in several different brands of e-liquid - though at wildly inconsistent rates.

In typical e-cigarettes, an electric current produced by a battery passes through a metal coil, which then heats nicotine-based liquids to create an aerosol, Forbes said.

Vaping is increasingly becoming popular among teenagers, young adults, and existing smokers looking to quit smoking. Evidence that vaping isn't entirely safe continues to accumulate, however. Other studies, including onelast year from Rule's group, have detected significant levels of toxic metals in e-liquids exposed to the e-cigarette heating coil.

But most worrisome were the types and quantities of metals found in the vapor that the e-cigarette-users were liberally puffing on every day.

The difference indicated that the metals nearly certainly had come from the coils.

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The question is whether exposure to those toxic metals, at the level found in normal, everyday e-cigarette use, is risky. The difference indicated that the metals nearly certainly had come from the coils, the researchers say.

The vapor had high levels of lead, chromium, nickel and manganese. Median lead concentration in the aerosols, for example, was more than 25 times greater than the median level in the refill dispensers.

Half of the aerosol samples had lead concentrations higher than limits set out by the Environmental Protection Agency. Prior studies have only looked at newly purchased e-cigs, and the authors of this study wanted to test devices that people actually use for more accurate samples. 'The actual levels of these metals varied greatly from sample to sample, and often were much higher than safe limits'. Precisely how metals get from the coil into the surrounding e-liquid is another mystery.

The next step, Rule said in a release from Johns Hopkins, is to get to the bottom of whether these metals are harmful or not - and to present that data to regulators so they can make informed decisions. An earlier study had indicated that the flavorings in e-cigarettes could damage heart muscle.

A "significant" number of devices produced aerosols with potentially unsafe levels of lead, chromium, manganese and/or nickel, the researchers found. Aerosol metal concentrations were highest for e-cigarette users with more frequently changed coils. They were specifically interested in whether the metal coil that vape pens use to heat the liquid in order to turn it into vapor was leeching or generating toxic metals.

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