IMGP2025

Nalco water treatment control panel
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Caption: Nalco water treatment control panel
Description: Nalco water treatment control panel (Boiler House). This ensured that the correct amount of chemicals was added to water for the heating and chilled water system, as well as the cooling towers I think.
Alt text: Nalco water treatment control panel
Image credit: Gary Tull
Photo subject date: 18/08/2010

IMGP2025

Nalco water treatment control panel (Boiler House). This ensured that the correct amount of chemicals was added to water for the heating and chilled water system, as well as the cooling towers I think.

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