Probes are controlled by an artificial intelligence. Even after the Brood War, it is not uncommon to see hundreds of probes lining the streets of a protoss settlement, performing one task or another. Probes are able to construct facilities from scratch. If the situation calls for it, probes may be used as a last line of defense. Game Unit Edit
Reviews | Submit a Review. Water heater anode rod or sacrificial anode is the important component part with only one purpose; to protect the metal tank from corrosion. Use this article to learn how to replace the anode, installation tips, how it works, about different types and when to use each one.
Top Reasons To Replace Your Anode Rod. 1  You want your water heater to last a long time. 2  It will cost you less to replace the anode rod than your water heater. 3  Water softeners can accelerate anode rod corrosion.  The water heater makes loud or multiple popping noises when heating 1  up. Your water heater is more than 5 years  old.