• tetris11@feddit.uk
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    7 hours ago
    • Artemis tanks were 10m wide and 30m tall.
    • Cylinder surface Area = (2.pi.r2) * (2.pi.r.h) [1]
      • 2 * pi * 5 * 30 ~ 1100m2 to paint
    • Paint paints about 10m2 per Litre paint
    • Need 1100 / 10 = 110 Litres of paint
    • 1L of paint weighs about 2kg
    • 110 Litres of paint weighs about 220kg

    1. curved area plus top and bottom circles ↩︎