SPF in the BOP

I recently picked up on the technical meaning of the numbers following the acronym SPF – Sun Protective Factor. An SPF of 15 would imply that the sunscreen provides protection for 15 times longer than going without. If your skin could last ten minutes in direct sunlight before burning, now you can go one hundred …

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Mackerel as Currency: A Retrospective Analysis

Mackerel as a Means of Currency Among the Incarcerated: A Retrospective Analysis Inmates are never short on creative ideas and they’ve created many solutions to the lack of cash in prison. Most compounds use stamps as a form of currency. Universally accepted, inflation protected, and easy to store and transport. Inmates at Yankton use mackerel. …

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