Kapuge Dona

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1. Introduction Leveraging lower-value, waste, or bio-based materials to replace ecologically harmful mineral and plastic structural goods is vital for the success of a green economy [1,2]. Lignin, for example, is the most underutilized lignocellulosic biomass constituent, so lignin oils, comprising small molecular lignin breakdown products like guaiacol, are hotly pursued as chemical feedstocks for more sustainably sourced commodities [3,4,5,6,7,8,9,10,11,12].