There are several reported routes of transmission of the rabies virus. Rabies is most often transmitted through a bite from an infected animal. Less frequently, it can be passed on when the saliva of an infected animal enters another animalâs body through mucous membranes or an open, fresh wound.
Eli Whitney invented a cotton gin. It was an improvement on the roller gins of the time in that it separated seeds from fibers faster and more easily. But his greater achievement was, arguably, the development of interchangeable parts.
Answer Wiki. Yes, as the others have pointed out, Eli Whitney invented the saw gin, which is how most cotton is processed. There is another type of gin, the roller gin, which is used for extra long-staple cotton like Pima or Egyptian. It is much slower, but is also much easier on the fiber.