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.
In psychology and ethology, imprinting is any kind of phase-sensitive learning that is rapid and apparently independent of the consequences of behaviour. It was first used to describe situations in which an animal or person learns the characteristics of some stimulus, which is therefore said to be imprinted onto the subject. Imprinting is hypothesized to have a critical period.