Zirconium cannot be broken down by a chemical change, because it is an element. The others are all molecules.
Answer:
The answer is "power dispatcher."
Explanation:
"Power dispatchers" are also known as <em>"power distributors</em>." Their field of work is related to controlling the distribution of electricity to the <em>"electrical substations." </em>These substations allow the transmission of electricity to step down from a higher voltage to a lower voltage.
Whenever there is an electrical problem, the power dispatcher also comes into play. They make sure that the power lines are intact and checks for possible damages when typhoons or earthquakes occur.
Thus, this explains the answer.
A thing or substance used for a insulator, for example a substance that does not readily allow the passage of heat or sound
These organs belong to the nervous system
