Sheldon wrote: I
> still would like to see the idea I came up with, some ten years ago
> now, that all foods requiring refrigeration contain a tamper proof
> chemical sensor in it's packaging that would indicate when an item has
> been exposed to less than ideal temperature and for more than a safe
> amount of time... would probably add no more than 2¢ to the price of
> each package. With today's technology it would be extremely simple but
> you know that the food industry will fight it to the death.


The theory is great, the technology is surely there, but . . . . .
Yesterdays warmed steak is today's ground beef in a new package.