Material-First™
Six tiers, in order,
every time
Each tier is tested and ruled out before the next is considered, and the reason it was ruled out is written down. That record is the difference between a decision and an assumption — and it is what makes a program defensible two years later when somebody asks why a stream went where it did.
01
Eliminate
The only stream with no cost, no documentation and no risk is the one that is never generated. Before anything is routed, the question is whether the material has to exist at all — a specification that can change, a packaging format that can be returned, a process step that creates scrap nobody needs. This tier is skipped almost everywhere, because it requires talking to production rather than to purchasing.
02
Reduce
Where a material cannot be removed, the next question is volume. Less overspray, tighter trim, longer bath life, fewer rejects. Reduction compounds: it lowers purchase cost and disposal cost at the same time, from a single change.
03
Reuse
Material that keeps its form keeps most of its value. A drum reconditioned is worth more than a drum shredded; a pallet repaired is worth more than a pallet ground; a working module resold is worth far more than its recovered glass and aluminum. Reuse is evaluated before recycling for that reason, not for sentiment.
04
Recycle or recover
Here the material loses its form but not its substance. Resin is reground, metal is remelted, solvent is distilled, organics are digested for energy. Which route applies depends on what the stream actually is, how consistent it is, how clean it is and what outlet is reachable from your site.
05
Treat
Material that cannot be recovered may still be rendered less hazardous, less voluminous or less reactive before it goes anywhere. Treatment is a reduction in risk even when it is not a reduction in cost.
06
Dispose
What is left. Disposal is a legitimate answer and sometimes the only one, but it is the answer arrived at last, with every tier above it ruled out and the reason recorded. A program that starts here has not been evaluated; it has been priced.
The sequence is not original to KODA and does not claim to be: it maps onto the US EPA waste management hierarchy and the EU Waste Framework Directive, both public and decades old. What is KODA's is the discipline of running it on every stream, including the small ones, and documenting each rejection rather than only the final answer.