noun
utilization of waste materials; recycling
Refers to making use of discarded or waste items, often in a creative or practical way. Broader than modern municipal recycling; can include upcycling or repurposing.
廃物利用で古い家具を新しい棚に作り変えた。
I turned old furniture into a new shelf through waste material utilization.
This artwork is a good example of recycling waste materials.