Por: https://delicious.com

This substance has also raised concern of lung damage because,
like flavorings, it has been evaluated for ingestion, not
inhaling. The best way to avoid this painful experience is to have honest
discussions with your children, be involved in their lives, and stay educated about what drugs your children might be coming
in contact with. 3 volts or less were not likely to
generate any liquid formaldehyde in the vapors they
inhaled.