Editing Tallow (section)

===Printing===
Tallow also has a use in printmaking, where it is combined with [[bitumen]] and applied to metal print plates to resist acid etching.

The use of trace amounts of tallow as an additive to the substrate used in [[polymer banknotes]] came to light in November 2016. Notes issued in 24 countries including Canada, Australia, and the United Kingdom were found to be affected, leading to objections from vegans and members of some religious communities.<ref>{{cite web|url=http://news.nationalpost.com/news/canada/theres-a-minute-amount-of-rendered-animal-fat-in-canadas-banknotes-bank-of-canada-confirms|title=Why there is processed cow in Canada's money. Hint: you can blame it on the polymer|date=November 30, 2016|website=nationalpost.com}}</ref><ref>{{cite web|url=https://money.cnn.com/2016/11/30/news/animal-fat-money-notes-bills-cash-australia-canada/|title=It's not just the U.K. These countries also have animal fat in their money|first=Alanna|last=Petroff|website=cnn.com|date=30 November 2016 }}</ref>