DD CLC/TS 50131-2-7-1:2009

Alarm - A device which emits a sound at a pre-set time/event

Glass - A solid, typically transparent. Brittle and used in windows. The first patent granted in the UK was for Glass.

Quality - An object that has quality is superior in function and finish than a less quality object.

Safety - prevents damage being caused.

Performance - When someone is presenting a form of entertainment, also how well someone is doing within a role.

Environment - The conditions and surrounding area.

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