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.
Otto invented the first Four-Stroke Internal-Combustion Engine in 1876. As soon as he completed his engine, Daimler (a former Otto employee) built it into a motorcycle. Many of the nineteenth century inventors who worked on early motorcycles often moved on to other inventions.