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Published 2014
The softening effect can be achieved in various ways. To macerate a hard dried substance in water will cause it to absorb water and swell and become softer. Or the softening effect of the liquid may be achieved by its removing gummy substances which cement cells together. Equally, there may be chemical processes at work, if the liquid is acid or alkaline; or the softening can result from the liquid activating micro-organisms or enzymes already present in the substance.