By Dan Satherley
Cellphones have now been classified by the World Health Organisation as a category 2B carcinogen, meaning they are "possibly carcinogenic" to humans.
That's all very well and good, but what does it mean? What other things are listed in category 2B, or contain substances deemed "possibly carcinogenic"?
3 News took a look, and the results may surprise you.
Click the photo gallery link above to find out. Warning - contains black humour.