Estrogenic properties of the liners of the cans used by most of the canning industry causes fundamental changes in human health.
Men of all people should be wary of the huge estrogenic activity from unnecessary liners in canned goods, including soda, tomatoes, soups, olives, tuna and every other processed canned food.
When putting an "organic" item into a non-glass or other safe container, the item is no longer organic - it is another tainted food that is showing up in obesity and many other maladies.
There are alternatives to petroleum linings for canned goos and for holding foods, we don't need plastic that chokes our landfills that can be replaced with many other good packaging choices such as glass.