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| Metal working hammer
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Metal working hammers are typically used when working with harder materials and for striking punches and chisels. |
| Metal-clad cable
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Rigid, flexible metal conduit with a wire bundle, consisting of individually insulated conductors covered by a flexible spiral-wound later of metal or tough paper. Also referred to as BX Cable. |
| Metal-clad switchgear
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Single metal cubicle type switch, which holds all the necessary equipment to control a circuit. |
| Metal-protecting paint
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Paint with a base of oil or oil with alkyd mixed with compounds, such as zinc chromate, which prevents rust and corrosion. |
| Metallic paint
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Metal powder, often bronze or aluminum, added to paint to make it both reflective and increase its protectiveness. |
| Metallics
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A class of paints that include metal flakes in their composition. |
| Metallography
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Microscopic study done to determine the quality of welds by checking cross sections carefully. Material failures are also studied to see why and how they occurred. |
| Metallurgy
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Scientific field of analyzing, working with and alloying metals. |
| Metamorphic rock
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Sedimentary or igneous rock, which has undergone a change as a result of pressure, heat or chemical, making combinations of colors that, are twisted and curved to form interesting patterns. Often used as flagstone pavers, for retaining walls or siding, when cut into sections. |
| Meter
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(1) Measuring device for electrical current or water. (2) Basic unit of length in the metric system, equal to 39.37 inches. |
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