[PR]上記の広告は3ヶ月以上新規記事投稿のないブログに表示されています。新しい記事を書く事で広告が消えます。
A door is a hinged or otherwise movable barrier that allows ingress (entry) into and egress (exit) from an enclosure. The created opening in the wall is a doorway or portal. A door's essential and primary purpose is to provide security by controlling access to the doorway (portal).
Because everyone knows that a door is a door, so they call it a door.
The English word for “door” comes from the Old English duru or dor. Very similar words are found in the Scandinavian languages — dør in Danish and Norwegian, and dörr in Swedish. Similar words are also found in the Germanic languages — deur in Dutch and Tür in German.
Side by side doors, also known as double doors, are two door configurations where both doors are next to one another. Another name for this type of doors is a French door.
Nobody knows who invented the door, all we know is that it was invented in central Egypt. A false door was a wall decoration that appeared like a window in ancient Egyptian architecture. It was prevalent in tombs and signified an entrance to the afterlife.
A door can be a symbol of opportunity or one of imprisonment. Transitions: A door or doorway symbolizes the transition and passageway from one place to another. A door is often used to symbolize the passage from one world to another in religion, mythology, and literature.
With a global population of about 7 billion people, the total number of doors is 42 billion.
So, we can't expect anything from someone to count the doors. However, according to research conducted by an expert mathematician, if the world's population totals 7 billion, the doors maybe 42 billion all across then globe.
Steel exterior doors are an excellent option for any home that just needs a simple, durable exterior door. A popular favorite for garage and side doors, steel doors do offer a variety of advantages for any homeowner.
A steel door is your best bet if security and durability are top priorities. Steel units are stronger than wood or fiberglass doors, and they won't crack or warp.