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Applications of 3D printing

Adapted from Wikipedia · Discoverer experience

A cool 3D printed bionic hand created by scientists and designers to help people.

3D printing has developed quickly in recent years and is now used in many important ways. It is especially helpful in areas like making things, medicine, building design, and creating special art and designs. Whether it is used to make something that works or just looks nice, 3D printing can do both.

Free Universal Construction Kit

People have become very interested in 3D printing over the past ten years because it can be a better way to make things than older methods. These older ways can cost a lot of money and take a long time, but 3D printing can save both money and time. For example, in healthcare, being able to change the design of printed items easily has helped make things faster and cheaper.

There are several kinds of 3D printing, such as fused deposition modeling, stereolithography, selective laser sintering, multi-jet fusion, direct metal laser sintering, and electron beam melting. At first, using 3D printing was very expensive, making it hard for big factories to use instead of their usual methods. But this is changing, as the use of 3D printing is growing very fast in factories. One big reason is that 3D printing can make very complicated shapes from many different materials, like plastics, special liquids called resins, and even living cells used in medicine.

Manufacturing applications

Example of an open source downloadable STL model

3D printing, also known as additive manufacturing, has become very useful in making things. It started being used in the 1980s for creating models quickly and has grown a lot since then. Now, it helps make real products in factories, cars, airplanes, and even medical tools.

Because of 3D printing, it costs the same to make one item as it does to make thousands. This can change many industries, just like factories did long ago. People can now make things closer to where they are needed, and even design unique items that customers can order online. Scientists also use it to create special tools and even food, like chocolate shapes or pizza!

Medical applications

3D printing is changing medicine in many ways. It helps doctors make models of organs for planning surgeries, creates special implants for patients, and even prints tools to protect healthcare workers. For example, surgeons use 3D-printed models to practice difficult operations, like kidney transplants for children, which helps them be better prepared.

Doctors also use 3D printing to make custom implants, such as titanium parts for bones or joints. These implants fit perfectly for each patient. In hospitals, 3D printers can create models of organs or tissues right on-site, allowing for faster and more personalized treatment. This technology is also being explored to print medicines that fit an individual’s needs exactly.

Industrial applications

3D printing has become an important tool in many industries. In the world of fashion, designers are using it to create interesting clothes, shoes, and accessories. Companies like Nike and New Balance have used 3D printing to make special sports shoes. During the COVID-19 pandemic, students used 3D printing to make protective equipment like face shields.

inBloom 3D printed outfit

In transportation, 3D printing is helping to build parts for cars, trucks, and airplanes. For example, General Electric uses it to make parts for turbines, and airplane makers like Airbus use it for pieces of their planes. This technology can make production faster and cheaper.

In construction, 3D printing is being used to create models and even whole buildings. It makes building design faster and more detailed. 3D printing is also used to make parts for computers and robots, allowing inventors to create custom designs easily.

Sociocultural applications

The year 2005 marked the start of a growing market for hobbyists and home users of 3D printing, thanks to open-source projects like RepRap and Fab@Home. Today, many people can print everyday items at home instead of buying them from a store.

Artists have also embraced 3D printing. Since 2005, creators have used this technology to make sculptures, jewelry, and even glass art. Museums now display 3D printed pieces, showing how this tool can change the way we make and appreciate art. The technology also lets people create 3D portraits from regular photos, turning memories into physical figurines. In classrooms, students use 3D printing to build models for science, engineering, and design projects, helping them learn by doing. 3D printing even helps protect important cultural treasures by making exact copies for study and display.

Images

3D printed models of human faces showing how technology can create detailed objects from digital designs.
A lightweight, 3D-printed robotic hand made using advanced technology at Oak Ridge National Laboratory.
A futuristic car designed using advanced robot technology, inspired by the movie I, Robot.
An exhibition showcasing innovative construction kits and 3D printing technology at Ars Electronica.
A tiny 3D printed model of a selfie, made from sand-colored powder using special printing technology at a miniature park.
A fun 3D selfie photo booth at the Madurodam miniature park where up to two people can pose for a unique 3D printed photo.
Students showcasing their 3D printing projects at a technology conference.
A close-up of chocolate shaped using a 3D printer, showing how food can be designed in fun and creative ways.
A 3D printed model of the ancient Egyptian Pharaoh Merankhre Mentuhotep, showcasing historical artistry from the 16th dynasty.

This article is a child-friendly adaptation of the Wikipedia article on Applications of 3D printing, available under CC BY-SA 4.0.

Images from Wikimedia Commons. Tap any image to view credits and license.