{
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        "military environmental testing"
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      "definition": "The US Department of Defense test-method standard for how equipment survives its environment — altitude, heat, cold, humidity, salt fog, sand, rain, shock, vibration and more — with each test tailored to the life the item will see. The current revision is H of 2019 with Change 1 of 2022; rugged electronics and military battery packs cite it.",
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        "abuse-testing"
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      "mentions": []
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      "id": "edge:relatedTo/term:mil-std-810/term:thermal-shock-test",
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        "name": "Stationary, industrial and product standards",
        "lede": "Safety and performance standards for portable, industrial and grid batteries, their electronics and their installation.",
        "context": "Match scope to product and installation.",
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        "lesson_label": "Open battery basics"
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      "id": "term:vibration-test",
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      "label": "Vibration and shock test",
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        "section": "topic-testing",
        "definition": "Shaking a cell or pack on a vibration table to a profile standing for years of road use, and striking it with defined mechanical shocks, then checking for loose connections, leaks and loss of isolation. UN 38.3, R100 and ISO 12405 each specify a profile.",
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        "section": "topic-testing",
        "definition": "Moving a cell or pack rapidly between temperature extremes, typically −40 °C and +60 to +85 °C, for many cycles, to find seals, welds and housings that fail by differential expansion. It is in UN 38.3, R100 and most pack specifications.",
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        "definition": "Storing cells or batteries at low air pressure to show they survive unpressurised air freight without leaking, venting or rupturing. UN 38.3 test T1 holds them at 11.6 kPa or less — the pressure at about 15 000 m — for at least six hours at room temperature.",
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        "mentions": [
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      "id": "term:abuse-testing",
      "type": "Term",
      "label": "Abuse testing",
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        "name": "Abuse testing",
        "section": "topic-safety",
        "definition": "Deliberately driving cells and packs beyond their limits — overcharge, crush, nail penetration, external short, heating, drop — to see how they fail. Standards define each test and rank the outcome on a hazard scale from no effect to explosion.",
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}