Read the list of substances. wood, iron, glass, aluminum, paper which substances have high thermal conductivity? iron and aluminum iron and paper wood and glass wood and paper

Iron and aluminium

Explanation:

One of the characteristics of metals is free electrons. When an electron is heated it gains kinetic energy and starts to move and vibrate, this vibration starts to pass through the “cold ions” passing the heat until all the ions are hot, this makes the transfer of the heat very fast from the hot to cold surface of the metal.  

the cost of mining is extremely low compared to the money earned from mining, creating income to improve the environment.