Discussions tagged with 'change' abdullah Changes in unpreserved product. Which microorganisms are are responsible for these changes. abdullah replied 2 years, 3 months ago 2 Members · 2 Replies Advanced Questions Sponge What have you had to replace? (Substituting new ingredients for old favorites) pattsi replied 3 years ago 4 Members · 3 Replies Formulating Viewing 1 - 2 of 2 discussions