Plenty of thought put into that... Stretch profit with poisonous filler. That's like blackrock 101. Anything powdered has filler; flours, spices, whey proteins, taco bell mystery meat pink slime, etc etc
:banana:
Not with lead in gasoline though. It was purely practical and the adverse health effects of it on humans weren't even a consideration. These days, they will study it and still do it anyways citing "acceptable levels of risk" LMAO