Mass production was popularized in the late 1910s and 1920s by Henry Ford's Ford Motor Company, when introduced electric motors to the then-well-known technique of chain or sequential production.
It's called debt. I think of debt as in the red, the negative zone.
I hope I helped :)
<span>World War II fatality statistics vary, with estimates of total deaths ranging from 50 million to more than 80 million.</span>
