Dr Albert Choy Siu-hong of PolyU Department of Applied Physics shared tips on creating a cosy, layered bed for winter comfort on Mingpao News. Dr Choy explained in the interview that the "sandwich cover method” can enhance warmth by sleeping in between the quilt and duvet / thermal blanket while using air as a thermal insulator to reduce heat conduction.
明報 | 三文治蓋被法更保暖?物理系導師:「上被下氈」減熱量流失 加被留意次序先蓋羽絨被 | 15 December 2022 |