Casting facts for kids

Casting is a word with a few different meanings. It can mean making an object by pouring liquid material into a special shape called a mold. It also means choosing actors for a play or movie. Another meaning is throwing a fishing line into the water.

Making Things by Casting

Casting is a way to create objects by pouring a liquid material into a hollow shape, or mold. This liquid then cools down and becomes solid, taking the shape of the mold. It's like making a Jell-O dessert, but with materials like metal, plastic, or even concrete!

How Metal Casting Works

Metal casting is one of the oldest ways people have made tools and art. It involves melting metal until it becomes a liquid. This hot liquid metal is then carefully poured into a mold. As the metal cools, it hardens into the desired shape. Once it's solid, the new object is removed from the mold.

Materials Used in Casting

While we often think of metal, many different materials can be cast.

• Metals: Like iron, aluminum, bronze, and steel are commonly cast to make parts for cars, statues, and tools.
• Plastics: Many plastic toys and parts are made by casting.
• Concrete: Used for making strong building parts, statues, and even garden ornaments.
• Glass: Can also be cast into different shapes for art or useful items.

What Can Be Made by Casting?

Many everyday items and important parts are made using casting.

• Statues and Sculptures: Many famous statues are made by casting bronze or other metals.
• Engine Parts: Parts for cars, airplanes, and other machines are often cast because it's a good way to make complex shapes.
• Jewelry: Rings, pendants, and other jewelry can be cast from precious metals.
• Tools: Wrenches, hammerheads, and other tools are often cast for strength and durability.

Choosing Actors for a Role

In movies, TV shows, or plays, "casting" means the process of choosing the right actors for each character. This is a very important step because the actors bring the story and characters to life.

The Casting Director's Job

A person called a casting director is in charge of finding the perfect actors. They work with the director of the movie or play to understand what kind of person is needed for each role.

• They hold auditions, where actors perform scenes or lines to show their skills.
• They look for actors who not only act well but also fit the look and personality of the character.
• Their goal is to find a group of actors, called the cast, who will work well together and make the story believable.

Casting a Fishing Line

When you go fishing, "casting" means throwing your fishing line, with bait or a lure, into the water. The goal is to place the bait where fish are likely to be.

How to Cast a Line

• Fishermen use a fishing rod and reel to cast.
• They swing the rod forward, releasing the line at just the right moment.
• This sends the bait flying through the air and landing in the water.
• Good casting helps a fisherman reach the best spots to catch fish.

Images for kids

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  Cast iron being poured into a mold during the casting process.

See also

In Spanish: Fundición para niños