There is a rupture in the other ship's coolant line.

Ruptured coolant line down here in engineering's what did it, sir.

Leak in coolant line killed crew of four.

It was way back in what's left of that ruptured coolant line.

A coolant tank and coolant lines are added to the installation.

Might be a pinhole leak in the coolant line.

"There is no leak in the coolant line," Fuchs said.

No doubt even the coolant lines leading to the power stations were watched by expensive drones of deadly sophistication.

Pressure has caused a partial fuel meltdown and the coolant lines are closed off.

We are tracing the coolant lines in an attempt to teach Michaela here how the system was put together.