Does the iron cabinet produce magnetic field effect in the bedroom?

The iron bookcase is not good, the iron five elements belong to gold, and the book five elements belong to wood. Iron bookcases are not suitable at home. Iron bookcases will also have a bad influence on people and affect the indoor magnetic field. Don't enlarge a piece of iron at home.

Magnetic field effect means that the magnetism, mechanical, acoustic, thermal, optical and electrical properties of a substance depend on the states of atoms and electrons in the substance and their interactions.