A warning from the American Association of Poison Control Centers. The liquid used to fill those popular e-cigarettes poses a risk to children.

And the number of exposure calls to the emergency number has skyrocketed some 300 percent in the past year.

While the liquid should be used responsibility, it is interesting to point out the number of fires related to children playing with matches and lighters has diminished. For more on the risks of nicotine liquids and national fire statistics, click here and here.