they are made of glass
china, glass.
Cups made out of glass are popular because they are transparent, allowing you to see the liquid inside. Glass is also durable, easy to clean, and does not absorb odors or flavors. Additionally, glass cups are recyclable and eco-friendly.
Cups are made of china glass.
"Glass ware" is table ware (dishes, cups, etc.) that is made out of glass.
China cups are mostly made from Earthenware, or Bone China materials. Some are also made of Pyrex, or other strengthened glass. Porcelain is another material used in making China cups.
Made of: Sand, soda ash, limestone, and borax are raw materials for glass making. Larger quantities of glass are made in furnaces.This website should help you learn how they are made :):):):)
Windows Glasses and cups Light bulbs Mirrors Picture frames
A typical drinking glass holds around 1-2 cups of liquid.
no >.<
Cup A cup is usually smaller than a glass. It is also used for liquid measurements. Also cups are often made of plastic or ceramic. Glass A glass is usually taller than a cup. Rather than using plastic or ceramic, it uses glass. Also a kind of transparent, hard, yet easily breakable substance.
Probably because the cup may have previously contain non-kosher contents.
Coffee cups are normally made from ceramic that is glazed. Coffee cups can be made of other materials as well, including glass, stainless steel, and plastic.