| 11. | Other cases of decay and discolouration were noted, but attributed to unidentified microorganisms.
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| 12. | It suffers from a virus disease that causes leaf discolouration, yellowing and streaking.
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| 13. | Jaundice is a yellow discolouration of baby's skin and whites of the eyes.
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| 14. | This discolouration is due to the large number of tea trees present in the area.
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| 15. | Discolouration of the rope may also occur, thus giving an early warning of the problem.
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| 16. | A quick dip in hydrochloric acid removes the discolouration very fast, and leaves copper behind.
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| 17. | The practice led to significant wear and visible discolouration on the lower portion of the pillar.
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| 18. | Diagnostic of extreme poisoning by is the discolouration of copper coins in the pockets of the victim.
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| 19. | The thallus of a crustose lichen is usually only discernible because of the discolouration of the substrate.
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| 20. | This is evident from weak, mostly brownish discolouration and / or structure formation in the soil profile.
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