Indopedia All Things Marijuana
Researchers at Portland State University found benzene and other potentially cancer-causing chemicals in the vapor produced by butane hash oil, a cannabis extract.
Their study raises health concerns about dabbing, or vaporizing hash oil – a practice that is growing in popularity, especially in states that have legalized medical or recreational marijuana.
Dabbing is already controversial. The practice consists of placing a small amount of cannabis extract—a dab—on a heated surface and inhaling the resulting vapor. The practice has raised concerns because it produces extremely high levels of cannabinoids—the active ingredients in marijuana.
The process of making hash oil also is dangerous because it uses highly flammable and potentially explosive butane as a solvent to extract active ingredients from marijuana leaves and flowers. In July, two people in Portland, OR, died in an explosion and fire at a home where butane hash oil was…
