Homemade Bioplastic: potato vs. corn starch recipe

Potato and corn starch recipe for DIY bioplastic at home: 00:00 intro 00:09 ingredients 00:14 utensils 00:21 mixing 01:11 cooking 01:45 pouring 02:02 drying 02:13 unmould 02:46 quantities & dimensions 02:57 handling . Q.: What is the effect of vinegar? A.: The reasoning is you need an acid to break amylopectin into amylose (see video ) but in this video (see video ) I reproduced the recipe without vinegar and it still works, so I don't really know. Q.: Where should I place to dry? A.: You can leave to dry at open air inside your house, or put it in the sun if that's an option. Q.: Can I use the oven to make it dry faster? A.: See the video for details on oven drying. Q.: My bioplastic doesn't look like the one on the video, what should I change? A.: Take a look at these samples and see if you ha