Cleveland TS23 4YS. Guiding principles for the proof testing of safety instrumented systems (SIS) in the chemical industry. have been developed through research into the practices of proof testing. The proof testing of SIS is an. integral component of the management of functional safety. Its purpose is to confirm the continued.
Psychology of obsession. The definition of obsession is: the inability of a person to stop thinking about a particular topic or feeling a certain emotion without a high amount of anxiety. When obsessed, an individual continues the obsession in order to avoid the consequent anxiety.
Cognitive Psychology revolves around the notion that if we want to know what makes people tick then we need to understand the internal processes of their mind. Cognition literally means âknowingâ.ognitive psychology is also a reductionist approach. This means that all behaviour, no matter how complex can be reduced to simple cognitive processes, like memory or perception. Typically cognitive psychologists use the laboratory experiment to study behavior.