| 41. | Newsprint is high in lignin, one of the main structural components of wood.
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| 42. | It also turns yellow very quickly because it contains lignin, a ground wood.
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| 43. | The Carboniferous trees made extensive use of lignin.
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| 44. | Softwood lignin is mainly derived from coniferyl alcohol.
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| 45. | The lignin chemical business of Marathon was operated for many years as Marathon Chemicals.
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| 46. | Thioglycolysis is an analytical technique for lignin quantitation.
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| 47. | Lignin products improve the end-use properties and strengthen the structure of concrete.
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| 48. | Acidogenic digestate is fibrous and consists of structural plant matter including lignin and cellulose.
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| 49. | Wood is made up of cellulose and lignin.
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| 50. | All plants contain lignin, hemicellulose and cellulose.
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