"What would our lives be like if there were a ""world without glass""?
Perhaps it would become uncomfortable to be indoors.
Every building you see, such as schools, houses, and office buildings, has glass windows. Why do we take window glass ""for granted""? Here are some of the reasons."
Question1Why do we use glass for windows?

Glass is a material that satisfies the three conditions necessary for a comfortable life.
This is because glass is a material that satisfies the three requirements for comfort and living.
Question2Since when did we start using glass for windows?

The "Crystal Palace" that appeared at the first World's Fair
In London in 1851, the first World's Fair was held where the Crystal Palace, a pavilion with abundant use of glass, appeared.
This led to an increase in the number of buildings that used a lot of glass.
In Japan, glass was first used in earnest in Japanese buildings after the Meiji period (1868-1912).
Until then, wooden doors and paper sliding doors were used for windows.
Question3Are all windows made of the same type of glass?

In fact,glass has weaknesses, such as being weak against impact and easily broken, and easily transmitting heat and cold outside.
To compensate for these weaknesses of glass, AGC has developed various types of glass and supplies them to the world.
Highly functional and advanced AGC's glass productsare widely used for diverse applications and functions.
Impact and collision resistant
Safe and resistant to breakage
Not easily broken
Prevent danger
Cool in summer and warm in winter
Eco-friendly

by the mark in the corner of the glass.
What kind of glass is used in your homes, schools, and workplaces?