well this is just me i think that its either for magnetsor it helps keep the food cold but remember not all fridges have metal on the outside my friends fridge does nothave a magnet wall
The inner wall of a thermos is typically made of glass or stainless steel, providing insulation to maintain the temperature of the contents. The outer wall is usually made of plastic or metal, providing additional protection and insulation. The vacuum between the inner and outer walls helps to further reduce heat transfer.
The Western Wall, formerly called the Wailing Wall, was made by the ancient Israelites. It is an outer wall (and the last remnant) of the ancient Temple in Jerusalem.
A hose is usually made of plastic or rubber. A pipe, on a motor vehicle is made of metal,steel, copper , galvanised. A tube is also made of metal ,but has a much thinner wall . (ie the difference between the outer diameter and the inner diameter)
The outer covering of a plant cell is called the cell wall. This cell wall is composed of cellulose ( a fibrous material) and hemicellulose.
The cell structure that forms the outer boundary of plant cells is the cell wall. It is a rigid, protective layer made up of cellulose that provides structural support and protects the cell from physical damage.
Great Wall of China
The Great Wall of China
great wall of china
Hardest metal is diamond because wayyy back when they decided to do test. They take car of diamond and ran it to a metal wall at the speed of light. The brick wall dissolved. Then they took a metal car and ran it into diamond wall at speed of light. Car dissolved. They then took speed of light car and drove it into wall made of metal at the speed of diamond. The earth shook but everything dissolved. Then they took diamond wall and drove it into a speed of metal wall and created muffin. This concluded that diamond is the hardest metal
That is the plant's cell wall. Made of cellulose usually.
The rigid outer covering a plant cell is known as the cell wall. The cell wall is composed mainly of cellulose.
Perhaps one: The Great Wall of China.