They say Thames Water failed to act despite a series of earlier discharges from the network of pipes nearby.

BBC: Burghfield allotment sewage spill cleared up

The most common OTEC design uses a fluid with a low boiling point typically ammonia which circulates through a network of pipes.

ECONOMIST: Ocean heat may be used to generate electricity

The rot produces methane, which is collected via a network of pipes that penetrate the mountain, and burned to produce electricity.

ECONOMIST: A history of waste

The sum was more than ten per cent of its profits that year and more than it spent on maintaining its entire network of pipes, but Transneft did not disclose where the cash went.

NEWYORKER: Net Impact

The Scottish SPCA has rescued a cat after it spent two days stuck in a network of drain pipes.

BBC: Port William cat rescued from drain pipes

He darts between a network of steel pipes and drums, dumping fragrant ingredients such as cedar wood into a giant metal vat.

NPR: Promoting Perfume, Not Poppies, in Afghanistan

Electricity markets are similar to a network of water pools that are connected to each other by fixed size pipes.

FORBES: How The Price For Power Is Set

In icy Tomsk, the potential for heat loss is even worse: astonishingly, the pipes that carry warm water around the district heating network of Seversk and Tomsk are completely uninsulated.

ECONOMIST: The time-bombs of Tomsk