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A spirit level or bubble level is an instrument designed to indicate whether a surface is horizontal (level) or vertical (plumb).
Different types of spirit levels may be used by carpenters, stonemasons, bricklayers, other building trades workers, surveyors, millwrights and other metalworkers, and in some photographic or videographic work.
Type
2) metal body level component
3) metal circular level
4) electronic vial
5) plastic spirit level vial
6) High precision glass vials
7) curved glass spirit level vial
8)sensor level
9)special spirit level
