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.
âPeople who produce excessive amounts of gas and particularly foul smelling gas â if youâre eating a super high fiber diet, that could be part of it,â Dr. Anish Sheth, a gastroenterologist in Princeton, N.J., told FoxNews.com.
If youâve ever caught a whiff of natural gas, you know the stench is similar to that of bad eggs or rotting cabbage. But the unsavory smell also saves lives: Gas leaks put our homes at risk for fires and explosions, and can even cause asphyxiation and death. Since pure natural gas (a.k.a. methane) has no smell, utility companies add smelly, sulfur-containing odorants called mercaptans, or thiols, to warn us if anything is amiss with our pipelines.