4 relations: Laser level, Low technology, Meniscus (liquid), Spirit level.
Laser level
In surveying and construction, the laser level is a control tool consisting of a laser beam projector that can be affixed to a tripod, which is leveled according to the accuracy of the device and which projects a fixed red or green beam along the horizontal and/or vertical axis.
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Low technology
Low technology, often abbreviated low tech (adjective forms low-technology, low-tech, lo-tech) is simple technology, often of a traditional or non-mechanical kind, such as crafts and tools that pre-date the Industrial Revolution.
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Meniscus (liquid)
The meniscus (plural: menisci, from the Greek for "crescent") is the curve in the upper surface of a liquid close to the surface of the container or another object, caused by surface tension.
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Spirit level
A spirit level, bubble level or simply a level is an instrument designed to indicate whether a surface is horizontal (level) or vertical (plumb).
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