A mass of plumbing, pumps, scaffolding, and remote sensors move water from brown to blue at the Changi plant.

A mass of plumbing, pumps, scaffolding, and remote sensors move water from brown to blue at the Changi plant.

A mass of plumbing, pumps, scaffolding, and remote sensors move water from brown to blue at the Changi plant.

A mass of plumbing, pumps, scaffolding, and remote sensors move water from brown to blue at the Changi plant.

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