本港近日雨水較多，氣溫相對清涼。天文台今日（23日）表示，預料未來數日廣東地區風勢微弱、日間天氣酷熱，最高氣溫或上升至33度。前天文台台長林超英近日分享由網友提供的慳電10招，其中包括將冷氣溫度控制在27度，用電量隨即大減6成以上，做法值得各位參考。
前天文台台長林超英向來以慳電節能著稱，炎夏有否開冷氣亦經常引起網民關心。他今日（23日）在社交平台發文，指收到網友分享稱今年採用「冷氣校定27度」方案，成功令一連3個月用電量大減，其中8月用電量僅為去年同期37%，亦即減少6成以上，成效顯著，
「鼓勵大家實驗採用27度冷氣，看看感覺怎麼樣？」
林超英分享慳電10招
此外，林超英亦分享由網友提供的慳電10招，除上述的冷氣溫度外亦包括「離家超過2小時會關冷氣」及「用快速煲煲水」等，供有意慳電慳錢的朋友參考：
- 冷氣開27度+循環扇
- 窗加隔熱膜+窗簾
- 煲熱水用快速煲
- 全屋用一級能源標籤電器
- 參考消委會報告購買電器
- 設倒數計時器，控制用熱水沖涼每次要分鐘沖完
- 離家會將冷氣調升1度（27度升至28度）
- 離家超過2小時會關冷氣
- 室溫如低於27度會關冷氣，改用天花扇
- 離家前將所有備用電源關掉或拔走插頭
家居慳電相關知識
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