Rightways: energy efficiency

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Showing posts with label energy efficiency. Show all posts

Showing posts with label energy efficiency. Show all posts

Tuesday, March 10, 2026

Real-life rating for airconds

'CLICK TO ENLARGE' PETALING JAYA: Air conditioner units will now be rated by how well they perform in real life, but experts say t...

Wednesday, July 2, 2025

Powering down to keep the lights on

Sigh of relief: Habsah showing her electricity bill at her house in Gertak Sanggul. — LIM BENG TATT/The Star Many using less electricity a...

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