- Hay, peanut shells and used newspapers were among the first forms of padding used for shipping delicate items. Today's packing peanuts are typically made of either Styrofoam or biodegradable cornstarch.
- In 1965, the Dow Chemical Company introduced the packing peanuts you see today. They are typically shaped like an S, a peanut or a half dome.
- While Styrofoam cannot be broken down, GreenNature.com notes that the traditional packing peanuts are typically reused up to ten times before being thrown out. Additionally, most shipping stores will gladly accept donations of peanuts for recycling.
- In 1991, the Evergreen Company introduced the biodegradable cornstarch peanut to the market. Various colors are available, and some people even use them in crafts.
- Cornstarch peanuts can be reused for shipping, immediately broken down by adding water or added to a compost heap.














