Explanatory notes
… hydrolysis with water, acids or alkalis, it is a sweetish liquid with a not unpleasant odour and ranges in colour from … (2) Obtained from glycerol lyes, it is a pale yellow liquid with an astringent taste and a disagreeable odour. … from the residues of soap-making, it is a blackish-yellow liquid with a sweetish flavour (sometimes tasting of garlic, …