I thought he was talking about the not so near miss that caused the loss of PoW there for a moment. I wonder where he got this 'idea' from, coincidence, or....

"In Lawrence’s analysis, these sparks would likely have set alight bags of cordite, causing a fire that spread rapidly. At the same time, the flailing propellor shaft would have reamed open the bulkhead between the engine room and the magazines and shaft tunnels at the rear of the ship."