The engineers on a large container ship were finding it difficult to venture into the engine room for any length of time while the vessel was underway due to exhaust gas fumes.

Several leaks were identified in the exhaust manifold, this being the worst of them. You can see evidence of the hot exhaust gas escaping via a gap in the seal under the manhole cover in the end of the trunking. An infrared video would have revealed how it was ‘panting’ with every stroke.

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