Soybean crayons and soya beans. Soybean crayons were developed in around 1993. They are a biodegradable environmentally-friendly alternative to paraffin wax used in traditional crayons. They are made from soya beans (Glycine max), shown in the background.
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Details
Creative#:
TOP11721283
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
NO
Property Release:
NO
Right to Privacy:
No
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