Reuse
Reuse is using a product or component again for the same purpose for which it was designed, without first discarding it as waste. A reuse system may include collection, inspection, cleaning, maintenance, and redistribution, but it preserves the item's product function rather than reprocessing its constituent materials.
In simple terms
Within a circular economy, reuse can occur through repeated use by one owner or through sharing, resale, return, and redistribution systems. The item remains a product, and preparation is limited to steps that keep it safely performing its intended function. This differs from preparing for reuse in waste law, which concerns products or components that have already become waste. Effective systems support waste prevention only when return logistics, quality checks, cleaning, and repeat use work in practice.
Why it matters
Keeping an intact item in service retains the labor, energy, and material already invested in it. Reuse can reduce demand for new products and avoid waste-management activity, but its benefit depends on durability, return rates, transport, washing, loss, and whether each reused item actually substitutes for a new one.
Example
A café serves takeaway drinks in standardized cups that customers return to participating locations. Cups are inspected, washed, and circulated again for the same purpose. The operator tracks return rates, losses, washing impacts, and completed use cycles rather than assuming that labeling the cup reusable guarantees a benefit.
How it differs
Waste prevention
Reuse is one route that can prevent waste by keeping an item in service; waste prevention is the broader set of measures that reduces waste quantity, harmful effects, or hazardous content before waste arises.
Upcycling
Reuse preserves the product's intended function. Upcycling transforms an item or material for a new use intended to retain or increase utility or value.