How-To: “Plastic” from Expired Milk

Food & Beverage

Becky Stern is a Content Creator at Autodesk/Instructables, and part time faculty at New York’s School of Visual Arts Products of Design grad program. Making and sharing are her two biggest passions, and she's created hundreds of free online DIY tutorials and videos, mostly about technology and its intersection with crafts. Find her @bekathwia on YouTube/Twitter/Instagram.

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@bekathwia

May 11th, 2010 4

Jie Roe learned to make a moldable, plastic-like material from expired milk:

This home-made plastic is hardly a replacement for real plastic, but it’s a fun experiment to do with your friends or kids. The chemical reaction is based on the fact that casein is generated from milk and vinegar with some heat. It is quick and easy, and it will be fun for everyone!