At physiological pH, what is the structure of stearic acid, a fatty acid? 
Definitions:
Controller
A device or set of devices that manages, commands, directs, or regulates the behavior of other devices or systems.
Main Power Lines
The primary electrical transmission and distribution lines carrying high voltage electricity from power plants to substations before distribution to consumers.
Fault Relay Contact
An electrical switch that opens or closes in response to a fault condition, used for safety or control in electrical circuits.
Processor Malfunction
An error condition in which the CPU of a computer or industrial control system fails to operate correctly.
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