By separating the top from the body, a takeaway coffee cup can be recycled despite its mix of materials. The materials contained in these products go beyond what appears to be recyclable.
The plastic coating on the interior of cartons makes recycling difficult. While wax can be an eco-friendly alternative, it can also be difficult to recycle because of separation issues.
Toothpaste tubes are essentially impossible to recycle. This is due not only to their multi-material construction, but also to the difficulty in emptying them completely
Glass is sometimes difficult to recycle due to its weight compared to other materials, which impacts transport.