Bolt tensioners are devices designed to apply a specific tension to a bolt. The device may be either removed once the actual nut is threaded into place, or left in place, in the case of a hydraulic nut.
The metric system does away with all of the different units of volume used in the English system, and instead, uses only one unit to measure volume. That unit is called the liter. Materials Needed: Meter stick or metric ruler; stiff cardboard such as poster board; scissors or hobby knife; tape.
measuring cup: liquid and dry goods: measuring spoon: a spoon used to measure an amount of an ingredient, either liquid or dry: mercury barometer: Atmospheric pressure: micrometer: small distances: multimeter: electrical potential, resistance, and current: nephoscope: to measure the speed and direction of clouds: nephelometer: particle in a liquid: odometer: distance travelled