کارولین ویکر: چرا مداد بی‌نقص است

چرا مداد بی‌نقص است

چرا مدادها شش ضلعی هستند، و چطور رنگ زرد نمادین خود را گرفتند؟ صاحب فروشگاه مداد، کارولین ویکر ما را به درون تاریخ جذاب مداد می‌برد.

What seems like a simple wooden pencil is actually the result of centuries of innovation and collaboration. From early graphite sticks wrapped in sheepskin to today's classic yellow hexagon, each detail tells a story. The distinctive sound, erasability, and iconic shape evolved through problem-solving and creativity. Even the grading system and the beloved eraser came from inventive thinkers determined to perfect this everyday tool.

The Humble Pencil Is a Masterpiece of Design and History

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