JRA
Product Engine

The next use
starts with this design.

Build care and continued use into the product from the beginning. Follow what actually returns, who receives it and what happens next.

Imagined coastal workshop where people repair purple textiles and prepare reusable containers
AI-generated concept artwork. Repair and refill as everyday activity.

Keep the useful
parts moving.

A circular route has practical requirements. Naming a material “recyclable” does not establish a working route.

01

Design for use

Consider durability, accurate sizing, care, replaceable parts and repair. Keep material composition with the specification.

02

Arrange the return

Name a receiving point, acceptance conditions, transport, inspection and processing. Agree who does the work and how it is paid.

03

Record the result

Track quantities, rejected items, losses, processing cost and the completed next use. Bring the learning back to design.

Different products.
Different routes.

A reusable drink container needs an agreed cleaning and refilling process. An outer garment may suit repair or resale. Worn underwear needs a suitable textile pathway with clear receiving conditions.

Offcuts, unused packaging, surplus stock and spare equipment capacity can become offers to others. Condition, quantity, transport and processing determine whether an exchange is practical.

Follow material movement separately from income movement. Both matter, and neither is a substitute for the other.

Measure the cycle
you actually have.

The workbench compares quantities sent and received in the same unit. It also keeps the receiving conditions and actual result beside those numbers.

A return rate describes a movement. It does not prove a repair, a refill or an environmental benefit.

Record your next-use route ↗

Keep the whole cost visible.

Collection, cleaning, breakage, rejected items, labour and transport are part of the route. A useful circular model includes the work needed to sustain it.

From the original plan, chapters 4 to 8 and 13. Read the source PDF.