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'''Glue''' is a sticky substance designed to attach one object to another. It can be made from natural substances, but these days is more likely to be [[synthetic]].
'''Glue''' is a sticky substance designed to attach one object to another. It can be made from natural substances, but these days is more likely to be [[synthetic]]. The first glue was made some time around 7000 years ago, by the Sumerians.
[[category:Tools]]
[[category:Tools]]