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Close-up of a shower head before and after cleaning — visible limescale buildup removed, showcasing cleaning product effectiveness and water quality issues.
External hard disk connected to laptop on gray textured table, top view
A focused male engineer wearing a hard hat and safety vest conducts an inspection at a power plant, ensuring compliance and safety standards in an industrial setting.
Academic challenge. Tired serious young man university student learning remotely at library desk using printed books and online information sources think hard on difficult problem solution holding pen
Female engineer in high-visibility gear works on a laptop and communicates via walkie-talkie at night, with glowing refinery lights in the background, showcasing dedication and safety.

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