Quality assurance comprises administrative and procedural activities implemented in a quality system so that requirements and goals for a product, service or activity will be fulfilled.
Sisal (/ËsaÉªsÉl/ , [siËsal]), with the botanical name Agave sisalana, is a species of Agave native to southern Mexico but widely cultivated and naturalized in many other countries.t is sometimes referred to as sisal hemp, because for centuries hemp was a major source for fibre, and other fibre sources were named after it.
( Extractive engineering : General , Safety ) An SIS is a type of process control to maintain safe operations in dangerous conditions. An SIS is an independent protection layer that is installed to mitigate the risk associated with the operation of a hazardous system. An SIS is a process control which is critical to maintaining safe operation of the process plants. An SIS is a type of process control to maintain safe operations in dangerous conditions.