The group ran into several problems, ranging from the drug's short-lived action in the body to short shelf-life.

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Whoever is appointed will become Wales' sixth coach in as many years, and Lewis admitted the short shelf-life of previous incumbents could put off prospective candidates.

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Inspiration is perishable energy with a short shelf-life.

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The issue is that Jones-Drew, who is only 27-years-old, has been informed about the short shelf life of an NFL player (particularly a running back), may be entering the best years of his career (from a production standpoint), and wants to take advantage of his limited opportunity to capitalize on his proven ability to rack up rushing yards (he had 1, 606 yards rushing in 2011).

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In that context, stripped-down disk drives strike me as overkill, transitional products with a short shelf life.

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