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| Slow curing cutback
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Diesel fuel thinned asphalt. The diesel fuel evaporates over a slow period, which slows the curing time. |
| Slow-burning construction
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Building a structure with fire-resistant material so that destruction would be reduced in the event of a fire. |
| Slow-release fertilizers
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A fertilizer formulated to be inactive until released by water or temperature and to activate slowly over a period of time (e.g., 3-month or 6-month formulations). |
| Slum area
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Depressed and poorly kept locality, with vacant building, which may also be a high crime area. Poor and homeless often live in slum areas. |
| Slump
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(1) The stiffness of the consistency of a concrete mix. (2) Test used to measure the consistency of concrete by determining how much a specified shape or size of a quantity of concrete will slump due to gravity when the sides are unsupported. |
| Slump block
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Concrete block that is manufactured to sag or slump prior to hardening. |
| Slurry
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Liquid and solid mixture, such as concrete, in which the solid particles are suspended in the liquid. |
| Slurry coat
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A pure coat of a very soft consistency. |
| Slushed joints
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Head joints that are filled in with mortar after the unit is laid by throwing mortar in with the edge of a trowel. |
| Small business administration (sba)
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Federal government agency in Washington, D.C. that makes low interest loans to qualified small businesses. Address: 409 3rd Street SW Washington, DC 20416. |
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