Question
Sun September 06, 2009 By: Shubham Gajjar

please tellme

Expert Reply
Wed September 09, 2009

Gum is any of various substances (soluble in water) that exude from certain plants; they are gelatinous when moist but harden on drying.

Tannin is any of various complex phenolic substances of plant origin; used in tanning and in medicine. It is found in grape skins, seeds and stalks.

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