carcinogens

The 9/11 Casualties Still to Come

Last January — more than nine years after the Sept. 11 attacks — Osama bin Laden killed Roy Chelsen. Bin Laden never met Chelsen; that’s not the way it is when you do your killing en masse. And he certainly didn’t kill him quickly.

Tobacco

The dangerous stuff in tobacco snuff

A study analyzing the chemical composition of smokeless tobacco—snuff and chewing tobacco—finds that, in excess of the risks posed by tobacco and nicotine exposure, users are subjecting their bodies to an array of harmful chemicals. Confirming and expanding on previous research into smokeless tobacco products, the researchers found …