Which risk increased due to the early Song Dynasty's transition from manual to gunpowder-powered trebuchets?

💡 Explanation

Rapid loading using gunpowder trebuchets caused increased structural weakness, so structural instability rose due to faster, more forceful operation exploiting kinetic energy buildup, rather than misfires because gunpowder yield caused more stress.

• Which consequence arises from prolonged high humidity within a Byzantine mosaic?
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• Which error increases when a historical marine sextant's horizon mirror develops significant parallax?
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