Standard rigid threaded conduit fittings can be used with I.M.C. Electrical metallic tubing is not threaded, and must be connected to junction boxes and the like with conduit connectors that secure to the tubing by means of a set screw or collet and nut; then the connectors have integrated shoulders and threads that secure to the box with a nut.
The  Earth  is a planet. It is a spherical-shaped mass of matter in time and space. The  world  is the specific set of conditions prevailing upon the face of the planet Earth at a specific point in Biblical time.he old world was the first generation of the heaven and the Earth (Genesis 1:1). The heavens and Earth  which are now  are the second generation of the heavens and the Earth. It is the same planet Earth but different worlds upon the face of the same planet.
  the difference between a continent and state is that a state is a large form of land which included countries, citeies, states or provinces. North America, South America â¦ , Asia, Europe, Australia, Africa and Antarctica are all continents.A state is a form of land inside the United States.ustralia is too big to be formally classified as an island. The world's largest island is actually Greenland. Another reason why Australia is also considered a continent is because it sits on its own tectonic plate. This is different from Greenland, which uses the same land mass as North America.