because different metals are better and worse heat conducters
The Calphalon Contemporary frying pans are made of different metals for different purposes. The handle is stainless steel to remain cool while the core is made of alluminum to quickly heat and allow controlled cooking.
Cheap pans are usually made of aluminum because it is inexpensive. Other metals and materials are actually better and healthier for cooking in, but they cost more, which means the pans cost more.
Metal are mostly good conductors of heat
Aside from metal, glass may be found in pots and pans; primarily in lids. This is a very useful material for the lids of cooking pots/pans, as it allows one to see the contents of the pot/pan, and is a good insulator of heat.
Pans are placed over a flame and not on the side of the flame, because it is an energy transfer by direct contact called conduction. And as you can see, pans are usually made of metals, wherein metals are a good conductor of heat unlike wood, which is a poor conductor of heat.
The different stamps denotes the time period that the pans were made. The older pans bear the hallmark within a double circle. The most recent pans are without the circle.
Both copper pans and aluminum wheelchairs are made of lightweight and durable materials. They are also known for their ability to conduct heat well, making them suitable for their respective uses in cooking and mobility equipment.
Pots and pans are typically made from a variety of metals and alloys, each with their own unique properties. Common minerals found in pots and pans include aluminum, which is lightweight and conducts heat well, stainless steel, which is durable and resistant to corrosion, and cast iron, which is known for its excellent heat retention and even cooking surface. These minerals are often combined in different ratios and compositions to create cookware with specific characteristics suited for different cooking methods.
The link is that metals are made from different minerals.
Pans are commonly made out of various types of metal, including stainless steel, aluminum, cast iron, and copper. These metals each have their own unique properties and are chosen based on factors such as heat conductivity, durability, and cost.
Common metals used to make pans are stainless steel, aluminum, cast iron, and copper. Each type offers different benefits in terms of heat conductivity, durability, and weight.
Pots and pans rarely contain minerals. However, they DO contain metals, most commonly iron, aluminum and copper.