在四千年前的古埃及,玻璃制品还是一种罕有的豪华装饰品。今天,成了一般日用品的玻璃不再是稀罕之物。然而,缘于人类的创造力,水晶取代了古代高级玻璃的地位,并发展成为深受人们欢迎的装饰品和摆设。半透明的天然水晶石和利用石英砂与氧化铅混合而成的人造水晶构成了一个庞大的水晶家族。铅水晶的出现使人们发现了比玻璃更为持久和明亮闪耀的物质。后来被誉为“最精致之玻璃”的全铅水晶比铅水晶含氧化铅 In ancient Egypt four thousand years ago, glass was a rare luxury ornament. Today, glass, a commodity, is no longer a rarity. However, due to human creativity, crystal replaced the status of ancient high-grade glass and developed into popular decorations and decorations. Translucent natural crystal stone and the use of quartz sand mixed with lead oxide made of artificial crystal form a large crystal family. The advent of lead crystal has led to the discovery of substances that last longer than glass and shine brightly. Later, known as “the most exquisite glass ” all the lead crystal than lead crystal lead oxide