Sulfur dioxide (SO2) is irritating to eyes, skin and respiratory system. Volcanic Smog (vog) is produced from SO2 gas and is a hazard in Hawaii. Scientists monitor SO2 emission rates at KÄ«lauea volcano. Gas Plume during the 1984 eruption of Mauna Loa, Hawaii blocks out the sun.
Control Unit (CU) A control unit (CU) handles all processor control signals. It directs all input and output flow, fetches code for instructions from microprograms and directs other units and models by providing control and timing signals.
A/C Control Unit Products. We're all aware of what the air conditioning system can do for you once you're in your vehicle. But before it can give you that comfortable temperature while you're driving, you need to have a way of tweaking its setting. This is what the A/C Control Unit can do for you. This device let's you play God by allowing you to control the output of your vehicle's air conditioning system. By doing this, you get to dictate the temperature coming out of the system.