Tenders tie up at the processor’s docks, where a tube sucks salmon out of the hold and pumps them into a room-sized vat of slush ice, where they “rest” for six to eight hours to let their muscles ...

If you’re looking for a nontoxic option, a DIY corn syrup ice pack is a great alternative. The corn syrup will keep the pack from freezing solid, so it’ll be soft and flexible. Aside from treating ...