Some beef, we don't know which because the FDA won't force beef companies to tell us, comes from the off-spring of cloned cows.
Most of the food we eat contains genetically altered/ engineered ingredients. But of course there is no law requiring companies to label what is genetically altered.
Most of the time we have no idea where our food is grown, processed or packaged. There is no law requiring companies to label food with that info.
A toxic chemical called BPA (bishphenol A) is in most canned foods. BPA has been in the news lately and the media is acting as though this is a new discovery when a simple google of BPA shows that this info has been around for a few years.
There is mercury in most fish. So much so that doctors warn pregnant women to severely limit their intake of fish.
A chemical called Benzene is found in most soda. The chemical forms when a chemical reaction occurs between ascorbic acid and potassium benzoate. The FDA has known about this since 1990 but withheld the info from the public for 16 years. Benzene causes cancer.