What is glass made of?

The video discusses the Crystal Cathedral in California, known for its 10,000 glass windows. It explains that glass is made from silica sand, sodium carbonate, and calcium carbonate, which undergo a chemical reaction at high temperatures. The properties of glass, such as transparency and moldability, make it suitable for various applications, including architecture. The Crystal Cathedral uses glass to maximize natural light, reducing the need for electric lighting.

What are the three raw materials used to make glass?

At what temperature do the raw materials chemically react to produce glass?

What happens to glass when it cools after being molded?

What properties make glass ideal for various uses?

Why did the architect choose glass as the building material for the Crystal Cathedral?