Pot Magnets are made of a powerful Neodymium, AlNiCo or Ferrite magnet sunken in to a steel shell meaning that the north pole is on the centre of the magnetic face and the south pole is on the outer edge around it.
Pot Magnets / Cup Magnets are made of a powerful Neodymium, AlNiCo or Ferrite magnet sunken in to a steel shell meaning that the north pole is on the centre of the magnetic face and the south pole is on the outer edge around it.
In a nut shell, Chen engine is any Otto engine that has air injection to purge out exhaust gas inside the cylinder and resulting in significant improvement in efficiency and least amount of pollution among all internal combustion engines.