Sticky, sticky, sticky.
- Glue is also known as adhesive and paste.
- Glue is a semi-solid or liquid that is used to stick two things together.
- One of the earliest known uses of glue, dating back thousands of years BC, was to stick stone to wood with birch bark tar to create a spear.
- Glue is so common, that most man-made items use glue.
- There are many types of glue, including pressure sensitive adhesive; hot glue; and the most popular, drying glue.
- Glue is often applied to objects by using brushes, rollers, pellets, spray guns, or applicator guns.
- Heat and sunlight can sometimes weaken the adhesive properties of glue.
- It is estimated that on average, each American uses 18.2 kg (40 pounds) of glue each year.
- Many things have historically been used to created glue, including animal products; and plant material; and in the modern age, chemicals.
- In 2019, it is estimated that the glue/adhesive market turnover world wide will be approximately US $50 billion.
Bibliography:
Glue 2000, How Products are Made, <http://www.encyclopedia.com/topic/Glue.aspx>
life is terrible and glue cant hold it together!!!!!!!!
This was very helpful.
This was very useful, because I am making a google slide about glue, and I needed some fun facts about glue.