| 41. | During the 1991 Persian Gulf War, the coarse sand of Kuwait and Saudi Arabia wore out parts and grounded many helicopters.
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| 42. | One correspondent had a novel method; he said he sprinkles coarse sand on one of the edges, and this stops the slippage.
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| 43. | The bay shores are typically steep, reflective beaches composed of very coarse sand to granules eroded from adjacent cliffs and alluvial deposits.
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| 44. | You do this by introducing some organic matter or organic soil conditioner like peat or even coarse sand into these hollowed-out areas.
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| 45. | The ringwork was made up of a core of river gravel and coarse sand, with finer sand and clay forming the surface layer.
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| 46. | They used a total of 5 tons of river gravel and 400 pounds of coarse sand, which would not clog the filtration system.
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| 47. | The clay soil inside the beds I emended with compost, perlite and coarse sand until it had the tilth of a good potting mix.
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| 48. | Furthermore, the mixture of fine ( mostly sharper ) and coarse sand granules is very important to achieve good " sand construction " results.
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| 49. | Woodland vessels tend to have thicker walls, flat or conical bases and a large amount of either coarse sand or grog used as temper.
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| 50. | The Krauses used a total of 5 tons of river gravel and 400 pounds of coarse sand, which would not clog the filtration system.
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