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| Bascule
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Device balance so that when one end is lowered, the other is raised. Hinged cantilever balance by a weight. |
| Base
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(1) Lowest part, bottom or first layer of a structure. (2) Chemicals with low PH that react with acids to form salts. |
| Base cabinet
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Cabinets that are mounted or rest on the floor. |
| Base coat
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When multiples covering are planned, the first coat is the base coat. |
| Base course
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The lowest part of masonry construction. |
| Base leg
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Horizontal run length of a rafter. |
| Base level
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The level below which dry lands cannot be eroded. |
| Base line
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A located line for reference control purposes. |
| Base loan amount
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The total amount used to figure loan payments. If closing costs are financed, they are added to the base loan amount. |
| Base material
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Usually either gravel, concrete or asphalt, it is used in paving to compensate for ground movement, to provide drainage and to support the pavers. Material to form a place for welding, cutting or soldering to be performed. |
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