Answer:
nuclear power plant
Explanation:
A nuclear reactor, or power plant, is a series of machines that can control nuclear fission to produce electricity. The fuel that nuclear reactors use to produce nuclear fission is pellets of the element uranium. In a nuclear reactor, atoms of uranium are forced to break apart.
A software that is free of cost for a certain amount of time such as Adobe programs, or Winzip.
The answer & explanation for this question is given in the attachment below.