The sandwich is a food concocted by the 18th-centutry nobles to play card games uninterrupted. Meat or vegetables were layered then tucked between bread to be eaten quickly while engaged in the game. This efficient food also delivered ample calories and nutrition. A POSTECH research team has discovered that layering like the sandwich is an excellent way to obtain hydrogen energy, an alternative energy source for fossil fuels.
Click here for original story, Sandwich catalysts offer higher activity and durability
Source: Phys.org