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.
The sulfur-rich foods most commonly associated with foul-smelling flatulence are eggs, meat and cauliflower. Cruciferous vegetables such as broccoli, cabbage, kale, mustard greens, collards and Brussels sprouts are also high in sulfur and can cause smelly gas.airy products can also cause smelly flatulence if you have problems digesting them, particularly those with a high sulfur content. Avoiding problematic foods can often help eliminate the issue of smelly flatulence, but if the problem continues it could be the sign of a digestive problem.