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Teardown posts

Reclinker makes a cement route inside steel recycling
TeardownOctober 8, 2026

Reclinker makes a cement route inside steel recycling

Reactivating demolition cement in an electric arc furnace uses existing infrastructure, but feedstock, standards and carbon boundaries still matter.

Veolia's $27 billion hazardous waste warning: real regional gap, self-serving headline
TeardownSeptember 25, 2026

Veolia's $27 billion hazardous waste warning: real regional gap, self-serving headline

A Veolia-commissioned report says a 1% treatment capacity shortfall could cost $27 billion by 2033. EPA says there is enough capacity to 2049. Both can be partly right.

Envetec Says It Can Recycle Biohazardous Medical Waste. What Is Actually Proven?
TeardownSeptember 17, 2026

Envetec Says It Can Recycle Biohazardous Medical Waste. What Is Actually Proven?

On-site shredding and disinfection that turns regulated medical waste into recyclable polymer flake. The disinfection is certified. Most of the headline numbers are not.

"Beats commercial epoxy" — the ORNL adhesive result, and the numbers it withholds
TeardownAugust 31, 2026

"Beats commercial epoxy" — the ORNL adhesive result, and the numbers it withholds

The chemistry is credible and the strategy is smart. The headline performance figures have no absolute values, no named comparators, and no test standards attached. Here is what can and cannot be concluded.

The Waste Stack

Independent writing on waste management systems and green engineering.

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