Equipment that cannot do what we want it to do.
Able, well-meaning people are sometimes surprised to find that the equipment or instrumented system they have designed is unable to do what they want it to do, either because it defies the laws of science or has other unforeseen faults. Some examples are described.
Kletz
Trevor
T
Department of Chemical Engineering, Loughborough University, Loughborough LE11 3TU, UK.
D000059:Accidents; D004867:Equipment Design; D004868:Equipment Failure; D018570:Risk Assessment; D012449:Safety