We all come across clear glass on a regular basis during our everyday lives. This kind of glass is clear and see-through. It is the ideal substance to use in windows, for example, allowing people to see in and people to see out. It is also widely used for a variety of other purposes as well.
If you wear glasses then your lenses will be made from clear glass. They may be made to a special prescription depending on your eyesight problem and how much help you need but the glass generally needs to be clear in standard spectacles. Sunglasses, of course, on the other hand are made from tinted glass.
Clear glass is also used in household glassware. It is common to use this kind of glass in drinking glasses and it can also be used in bake ware, jars, bottles and other kinds of kitchen goods. Many ornaments and knick-knacks are also made from this kind of glass. Some are entirely made out of it; others may have one part that is made from glass.
The use of glass dates back to ancient times but it was probably the Romans who kick-started its use in buildings as a clear material. Clear glass was then made by adding manganese oxide to standard glass production processes. For many years glass that could be used to see through was extremely expensive and was something that only the wealthy could afford to have. It took a fair number of years before it also could be produced in very clear sheets as early glass was a little murky and not completely transparent.
Although many different types of clear glass many look the same they can actually be quite different. The way that glass is produced can have a bearing on what kind of glass actually comes out of the process. This may affect what a piece of glass can do and what it might cost. A lead crystal wine glass, for example, will cost more to buy than a regular cheap glass.
Clear glass can also do different things. You probably won’t dream of putting a drinking glass in a hot oven as it may not be able to withstand extremely hot temperatures. But, specially created and treated glass, such as Pyrex, is specially designed to do this which is why so many pieces of ovenware and bake ware are made from this kind of substanc