| 11. | Morgan said, looking down at hands roughened and stained by his trade.
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| 12. | Roughened nuptial pads on the male's hands aid in retaining grip.
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| 13. | The surface varies from highly polished to considerably roughened.
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| 14. | Finally, the surface becomes roughened with the glass anchored into the holes.
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| 15. | The foil is roughened by electrochemical etching to enlarge the effective capacitive surface.
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| 16. | Besides these the surface is roughened by minute wavy irregular lines of growth.
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| 17. | Spores are spherical or nearly so, smooth to slightly roughened, ?m.
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| 18. | The case is roughened by sand particles giving it a greyish yellow colour.
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| 19. | Paint will hold better on a roughened surface.
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| 20. | In extreme and more dangerous scenarios the sides are roughened or fitted with spikes.
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