Â¹. The commercial pet food industry started in 1860 with James Spratt's invention of the first dog biscuit in England. Made from vegetables, beef blood, wheat, and beet root, Spratt reportedly was inspired by observing sailors throwing hardtack to dogs at the docks.he commercial pet food companies do know a lot more about what cats need, but that still doesn't mean that the pet food industry is making food that is best for your cat.
The second thing that makes farts smelly is consuming foods that are high in sulfur. Foods such as cauliflower (and the rest of the cabbage family), eggs, cheese, garlic, onions, and meat are notorious for producing smelly farts because of their high content of sulfur.
Stomach Gas But drinking or eating rapidly and smoking, can cause more air to get swallowed. When you burp or belch, the swallowed air exits your stomach. Smelly gas (flatulence), Abdominal cramps, and Other gas producing factors are smoking, and gum chewing.