Is A fine by the EPA may be imposed on the employer or workplace if a worker is electrocuted by a piece of faulty
machinery that has not been regularly tested and
maintained

What is the heat treatment of metals? what is the benefit of it? why and how it's useful? answer in details, do not write by hand.

Modern high speed trains do not have perpendicular expansion gaps where rails are joined end-to-end any more they are mostly welded together but what might happen if there was a spell of particularly hot weather that causes inspection of the tracks?

What is the major difference between thermoplastics and thermosetting plastics from the polymerization structure point of view?