Which hazard significantly increased when Song dynasty siege engineers used gunpowder mines?

💡 Explanation

Premature detonations became a major hazard because inconsistent gunpowder mixing increased friction sensitivity; therefore, explosions often occurred during drilling, rather than at the intended moment, posing an immediate risk to miners rather than other problems.

• Which consequence occurred when Viking longship rope bridge anchorages experienced cyclical loading?
• Which limit was reached in early Mesopotamian copper smelting leading to alloys?
• Which outcome results when ancient chinampa farmers neglected the seasonal maize stalk "bending"?
• Which risk increased when Mesopotamian ziggurats began using mud brick fired bricks for outer layers?
• Which optical consequence was demonstrated when medieval Islamic astronomers performed the "pinhole camera" experiment?
• Which degradation mechanism limited early Mesopotamian bronze tools used in cutting abrasive stones like sandstone?