What are blinds used for?

Functional as well as decorative, shades and blinds can be used on doors as well as windows to direct, filter or block out light.

Nelly Blinds Manufacturing Company

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Link : 消費者委員會 安全使用窗簾建議 - Parents for Window Blind Safety™ - Cords Kill Kids - Reducing Allergies: Dust Mites in Curtains - Are Your Window Coverings Safe?