Short-term disability insurance, which is most often purchased as part of a group at work, can be paid by either the employer or the employee. Group short-term disability insurance policies are guaranteed issue, meaning you do not have to take a medical exam to buy coverage.
In 1650, Otto von Guericke invented the air pump, used to create a partial vacuum. Using hollow copper spheres and an air pump of his own construction, Guericke demonstrated that a partial vacuum could be created by pumping the air out of the sphere.
gottlieb daimler used a new engine invented by engineer nicolaus otto otto invented the first four stroke internal combustion engine in 1876 dubbing it the otto cycle engine as soon as he completed his engine daimler a former otto employee built it into a motorcycle