| 1. | Hardwood lignin is primarily derived from sinapyl alcohol and coniferyl alcohol.
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| 2. | Lignin is degraded by micro-organisms including fungi and bacteria.
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| 3. | Today, artificial vanillin is made either from guaiacol or lignin.
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| 4. | The methyl groups come from methyl ethers present in the lignin.
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| 5. | The major wood components are cellulose, hemicellulose and lignin ."
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| 6. | In addition, the majority of wood is made of lignin.
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| 7. | It was first isolated from lignin-rich pulp mill effluent.
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| 8. | Unfortunately, lignin in wood pulp oxidizes and turns brown.
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| 9. | Wood is a mixture of cellulose and lignin, a natural polymer.
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| 10. | Lignin is resistant to breakdown and accumulates within the soil.
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