Leftovers

Leftovers sometimes lead to interesting and creative new types of food.

One of my favorites of this type of invention is fried rice. People living in China during the Sui dynasty around 1500 years ago came up with the perfect way to prevent throwing leftover rice and other food away.

I grew up eating shepherd’s pie as a kid, which made similar use of leftover mashed potatoes, beans, and meat (among any other things you needed to throw in there). Croutons came about as a way to save leftover bread, and quiche was designed to salvage eggs.

What about other things that are left over? Is it possible to take the same innovative repurposing of something you don’t need for the main task at hand? What else can you do with leftovers?

In the 1980s, two engineers at the Franco-German GSM cooperation named Friedhelm Hillebrand and Bernard Ghillebaert realized that leftover space could be extremely useful.

Cell phones divide the available radio frequency spectrum into channels so that more info can…