The difference between influenza and the common cold. Both influenza and the common cold are viral respiratory infections (they affect the nose, throat, and lungs). Viruses are spread from person to person through airborne droplets that are sneezed out or coughed up by an infected person.
Before the gin was invented, cotton was not... One of the major effects of the cotton gin on slavery was the increased need for slaves to keep up with the profitability that came with its invention. Before the gin was invented, cotton was not... One of the major effects of the cotton gin on slavery was the increased need for slaves to keep up with the profitability that came with its invention.
There is no simple calculus to determine whether and how the cotton gin affected the lives of individual slaves. It is possible that the adoption of the gin made the working hours of a few individual slaves somewhat less difficult.