Colored bread wrappers for dating freshness
Indeed, there are scholars who have theorized that a taste for ale prompted the beginning of agriculture, in which case humans have been brewing for some 10,000 years...Most archaeological evidence, however, suggests that fermentation was being used in one manner or another by around 4000 to 3500 B. Some of this evidence-from an ancient Mesopotamian trading outpost called Godin Tepe in present-day Iran- indicates that barley was being fermented at that location around 3500 B. Additional evidence recoverd at Hacinegi Tepe (a similar site in southern Turkey) also suggest that ancient Mesopotamians were fermenting barley at a very early date...
Bread is not kept on the shelf for longer than a couple of days.
(See also: Fresh Fruits and Vegetables, By the Month) I often wondered why they used different colors on those tags and ties.
When I was a kid, I had hundreds of bread clips on the spokes of my bicycle tires, but I just figured the colors were for variety.
Grocers have also implemented cost-cutting measures like replacing employees with self-checkout aisles.
A spokeswoman for the Food Marketing Institute, an advocacy group for the food retail industry, points out that, according to an FMI survey from this year, supermarkets are still the primary store for food shopping for 54% of grocery shoppers.