Cardboard boxes could be upcycled into EPS foam alternative
Thanks to the popularity of online shopping, an increasing number of goods are being shipped to buyers in cardboard boxes filled with eco-unfriendly EPS (expanded polystyrene) foam. Soon, however, such boxes could be upcycled into a greener alternative to EPS.Not only is polystyrene derived from petroleum (the extraction and refinement of which is harmful to the environment), the foam made from it is very difficult to recycle, it's non-biodegradable, and it takes up a disproportionately large amount of space in…