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The first evidence of a substance being used as an adhesive dates back to 4000 B.C. in broken pottery vessels that had been repaired with sticky resins from tree sap. | Although adhesives have been known for about 6,000 years, most of the technology of adhesives has been developed during the last 100 years. | The heaviest weight lifted with glue was a pick up truck weighing 9127 pounds, and it only took 9 drops of the adhesive to do it! | Volatile organic compounds (VOC’s) are produced naturally through biological mechanisms such as metabolism. Metabolism is the set of chemical reactions that occur in living organisms to maintain life. An organic compound is a member of a class of chemical compounds that’s molecules contains carbon. |
