That citrus solvent is D-Limonene. Made from orange skins. It is cut with water and actually works better when done so then straight. B100 (bio-diesel) is actually really good as well (AKA Fatty Acid Methyl Ester).
Green Solvents & Bio-Solvents Market by Type & Application - 2020 | MarketsandMarkets
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Michael D. Holloway
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