The Heart of the Salmon: A Case Study of Salmon ...

The powder, a toxic byproduct of the steel-making process, is taken out of the bottom of the silos as a raw material for fertilizer. "When it goes into our silo, it's a hazardous waste," said Bay Zinc President Dick Camp. "When it comes out of the silo, it's no longer regulated. The exact same material. Don't ask me why. That's the wisdom of ... ................
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