White goods and reverse manufacturing

White goods recycling: refrigerants, foams and fraction traceability

The value of the metal is only part of the decision. Refrigeration equipment requires the identification and control of substances that are not reflected in the sale of the casing.

Circuvia insights · · 6 min read

Starting point

A route for refrigerators and freezers must demonstrate how it identifies equipment, treats the relevant fluids and components, and tracks fractions after dismantling. Metal recovery, refrigerant circuit management and foam treatment are distinct workstreams. The proposal should state which stages are actually included.

Different streams, specific controls

Each stream needs its own identification and routing.

  1. 01

    Refrigerant circuit

    Who performs the work and who receives the fluid?

  2. 02

    Foam and insulation

    Which process and destination are planned?

  3. 03

    Oils and specific components

    How are they identified and routed?

  4. 04

    Metals, plastics and other fractions

    What was separated and actually accepted?

Recognise the differences within white goods

The term white goods encompasses products with different architectures and needs. A washing machine should not automatically receive the same processing plan as a refrigerator. Even among refrigerators, age, model, technology and maintenance history can change the materials and substances present. The inventory should retain the information available on the equipment identification.

For refrigeration appliances, the EPA describes the presence of metals, fluids, oil and blowing agents contained in insulating foam. This reference helps illustrate the treatment workstreams, but its regulatory requirements apply in the United States. For a Brazilian operation, classification, authorisations and execution conditions must be defined according to the equipment and facility. [1]

Distinguish the refrigerant circuit from thermal insulation

The refrigeration circuit and insulating foam are different compartments. Evidence that fluid was removed from the circuit does not, by itself, demonstrate treatment of agents present in the insulation. When consulting the provider, request a description of the stages and outputs, including what happens to foam and waste that does not go for material recovery.

Avoid inferring composition solely from appearance or a broad manufacturing-year range. Use identification, documentation and technical assessment appropriate to the uncertainty. A refrigerator with no label or with prior damage must have that condition recorded. Missing information does not justify assuming that relevant substances are absent, nor does it make the equipment a shell ready for any process.

Check the actual scope of the contracted facility

The provider may perform only collection, consolidation, component removal, shell processing or a combination of these activities. The proposal should state which stages are performed in-house and which rely on other operators. Confirm that the stated capacity includes the operations needed for your set of appliances, not just the quantity of metal the line can separate.

Ask how the system controls inputs, recovered substances, separated materials and secondary waste. The technical review should examine equipment, procedures, training, maintenance and execution evidence. Safety and environmental control conditions need to be assessed by the responsible professionals; a photograph of a shredder or a generic licence does not establish the suitability of the entire route.

Track the fluid after recovery

Recovery transfers the fluid to a controlled stage but does not, by itself, determine its suitability for reuse. Brazil's Ministry of the Environment (MMA) describes centres that receive contaminated ozone-depleting substances, assess their condition and determine whether to reclaim them or manage the unusable waste. Recycling, reclamation and final treatment should not be used interchangeably in the report. [2]

Documentation should link the set of treated equipment, fluid identification where available, the mass recovered and the subsequent recipient. When measurement is consolidated by campaign, state that basis. Do not assign an individual quantity to each appliance merely by dividing the total without explaining that this is an allocation. Mixtures and unidentified materials require a specific assessment by the recipient.

Define evidence for all relevant streams

Management needs a structure that prevents the project from being closed solely with proof of metal sales. Each stream should have an identity, a quantity or determination method, a status and a destination. The level of detail depends on the route and relevant requirements, but must make it possible to identify fractions still in stock or awaiting a decision.

Workstreams to clarify in a white goods proposal
WorkstreamContracting questionRecord to link
Equipment receivedWhich types, quantities and conditions were accepted?Inventory and receipt
Refrigerant circuitWho performs the work and who receives the fluid?Campaign, mass and transfer
Foam and insulationWhich process and destination are planned?Fraction, treatment and recipient
Oils and specific componentsHow are they identified and routed?Segregation and appropriate destination
Metals, plastics and other fractionsWhat was separated and actually accepted?Weighing records, inventory and dispatch

The table organises management questions; it does not replace the technical depollution procedure or a complete list of regulatory requirements.

Reconcile quantities without equating collection with treatment

Hypothetical example: the customer schedules 120 appliances, but 116 are collected. The recipient confirms 114 and reports two identification discrepancies. At the closing date, 106 of the 114 have been processed and eight remain in stock. These statuses should appear separately; it is incorrect to report 120 units recycled simply because that was the scheduled total.

Appliance counts and mass balances serve complementary functions. Counts allow assets to be reconciled; mass helps track the resulting streams. If processing combines batches from several customers, the allocation method must be defined and disclosed. Do not use generic material proportions to present estimates as actual weighed quantities.

Assess reuse against equipment performance and condition

The possibility of operation deserves its own assessment: integrity, safety, efficiency, repair availability and demand. An appliance that switches on is not automatically qualified for reuse. The savings from buying a used appliance may be affected by consumption and maintenance, but this comparison needs to consider model data and actual operating conditions.

If refurbishment is involved, establish who tests the equipment, which functions are checked, how returns are handled and what information accompanies it. Items rejected in this assessment return to a defined processing route. Keep asset authorisation and commercial criteria separate from technical approval. A reuse decision should remain traceable even when the rest of the batch goes for material recovery.

Contract for cycle completion, with its limitations

Include in the scope documents covering collection, receipt, stages completed, outstanding fractions and relevant subsequent destinations. Define how the provider will correct discrepancies and which deadline will be monitored. An environmental statement should indicate whether it refers to equipment received, equipment processed, mass recovered or another evidenced event.

In the article on recycling and circularity indicators, these measurement bases are discussed in detail. For reverse logistics, planning white goods operations should connect physical volume, equipment characteristics and treatment capacity. The proposal becomes more precise when the customer can identify the destination of each relevant stream, beyond the revenue from metals.

Sources and references

References accessed on 30 September 2026. The numbering in the text indicates the concepts supported by each source.

  1. US EPA. Appliance Disposal — Refrigeration equipment fractions and history of the RAD programme. US technical reference.
  2. Ministério do Meio Ambiente e Mudança do Clima. Projeto de Gerenciamento e Destinação Final de Resíduos — SDOs.

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