NEWS FROM the FDA...

The US Food and Drug Administration recently (September 2003) published its latest Total Diet
Study in which they analyzed food typically purchased in the US for pesticide and other organic chemical residues.  See the Adobe Acrobat PDF file that includes popcorn on page 12-13.

Non-Organic Popcorn was found to be one of the top ten contaminated foods in the US.
See the below report for more details.
"Nowhere To Hide - Persistent Toxic Chemicals in The US Food Supply" .

List of chemicals and their maximum concentration found in non-organic popcorn popped in oil from the US FDA September 2003 Total Diet Study, page 12-13:

Farmer Steve's Recommendations:
Buy Certified Organic Popcorn to Avoid Pesticides and Other Chemical Residues.
Use our “no oil added” microwave popcorn to avoid popping in oil.  Use an air popper or use certified organic oils.