It is difficult to imagine a modern kitchen without a refrigerator - this indispensable assistant that keeps food fresh and simplifies our lives. But have you ever wondered how people managed without it for centuries? It turns out that the history of food refrigeration goes back thousands of years, and the path from primitive glaciers to compact smart devices is full of amazing discoveries and technical revolutions. when the first refrigerator was created and how did people manage without it for centuries? It turns out that the history of food refrigeration goes back thousands of years, and the path from primitive glaciers to compact smart devices is full of amazing discoveries and technical revolutions.
Today we will figure out who was at the origins of this technology, what key inventions changed the approach to food storage, and why modern refrigerators became the way they are. From ancient methods using ice to the first mechanical systems and subsequent evolution, each stage has contributed to what we now call home appliances.
If you've ever wondered how people in the 19th century kept food fresh or why the first refrigerators were dangerous to your health, this article will give you all the answers. And for those who are planning to buy or repair a refrigerator, understanding its structure and history will help make an informed choice.
Ancient cooling methods: how they managed without refrigerators
Long before the advent of electricity, people were looking for ways to preserve food from spoilage. The most obvious method is to use natural cold. In regions with a cold climate ice and snow they became the main assistants. For example, in Ancient Rome and China, glaciers (special pits lined with straw) made it possible to store ice all year round, even in hot summers.
Interestingly, in Persia back in 400 BC. built yakhchals underground storage facilities with a domed roof, which kept the temperature low due to the evaporation of water. And in the Middle Ages, European castles had cellars where food was preserved thanks to coolness and humidity. However, all these methods had limitations: they depended on the climate and required constant care.
- 🏺 Ancient Egypt and Mesopotamia: clay jugs with porous walls into which water was poured - evaporation cooled the contents.
- ❄️ Scandinavia and Russia: in winter, ice and snow were stored in special storage facilities insulated with straw or peat.
- 🏰 European locks: deep cellars with thick stone walls maintained a temperature of +5...+10°C.
Of course, such methods could not ensure long-term storage of perishable products. That is why the invention of artificial refrigeration was a revolution comparable to the advent of electricity.
First steps towards artificial refrigeration: 18th–19th centuries
Scientific discoveries of the 18th century laid the foundation for the creation of refrigeration systems. In 1748, a Scottish chemist first demonstrated artificial refrigeration by evaporating ether in a vacuum. However, his experience remained a laboratory curiosity - there was no practical application. William Cullen first demonstrated artificial refrigeration by evaporating ether in a vacuum. However, his experience remained a laboratory curiosity - there was no practical application.
The real breakthrough occurred in 1805, when the American inventor Oliver Evans developed the project steam compression refrigeration machine. The idea was brilliant: compress gas, cool it, and then expand it to produce cold. But it was possible to put it into practice only after 30 years.
- 🔬 1834: Jacob Perkins (Great Britain) built the first working refrigeration machine based on ether. It was cumbersome and dangerous, but proved the viability of the technology.
- ⚙️ 1851: John Gorrie (USA) received a patent for air refrigeratorwhich cooled the air due to expansion. His invention was used in hospitals to combat yellow fever.
- ❄️ 1856: Australian James Harrison created the first commercial refrigeration unit for breweries It worked on ether and ammonia.
The main problem of early systems was the toxicity of refrigerants. Ether and ammonia were explosive and poisonous. This hindered the spread of technology in everyday life, although industry was already actively using it (for example, to transport meat from Argentina to Europe).
The birth of the household refrigerator: 1910–1930
The beginning of the 20th century was a turning point: refrigerators finally ceased to exist industrial equipment and began to penetrate homes. The first company to release domestic refrigeratorwas American General Electric. In 1911, she introduced the model GE "Audiffren" -a bulky cabinet 1.8 meters high, which cost more than a car!
But the real revolution was made by the company Frigidaire (a subsidiary of GM), releasing in 1918 the first independent refrigerator (that is, not requiring connection to water supply or ice). Its price—$900—was out of reach for most families, but demand grew. By 1923, already 20 thousand refrigerators were sold in the USA per year.
| Year | Event | Company/Inventor | Features |
|---|---|---|---|
| 1913 | The first electric refrigerator for the home | Fred W. Wolf | Model Domelre ("DOMestic ELectric REfrigerator") cost $1000, weighed 90 kg and was dangerous due to gas leaks. |
| 1925 | The emergence of hermetic compressors | Electrolux (Sweden) | The company released Model D the first refrigerator with a sealed compressor, which reduced the risk of leaks. |
| 1927 | Replacement of toxic refrigerants | Thomas Midgley Jr. (GM) | Invented Freon (CFC) a non-toxic and non-flammable refrigerant that revolutionized the industry. |
| 1930 | Mass production | Frigidaire, GE, Westinghouse | Prices dropped to $150–$300, refrigerators became available to the middle class. |
It was the invention of freon in 1927 that became the point of no return: refrigerators ceased to be deadly and began to actively spread. By 1940, 44% of US families already had a refrigerator, and by 1950 - more than 80%. In Europe and the USSR, mass distribution began later - in the 1950–1960s.
Evolution of design and function: 1940–1980
After World War II, refrigerators evolved from functional cabinets to stylish interior features. Designers began experimenting with shapes, colors and materials. In the 1940s, the first ones appeared two-door models with a freezer, and in the 1950s - refrigerators with automatic defrosting (system Frost-Free from Frigidaire in 1955).
The 1960s brought another innovation - built-in refrigeratorsthat harmoniously fit into kitchen sets. Companies began to compete not only on technical characteristics, but also on design. For example, Smeg (Italy) released retro models that are still popular.
- 🎨 1950s: bright colors (red, blue, yellow) and rounded shapes - refrigerators became part of the “American dream.”
- ❄️ 1960s: system No Frost (without frost) saved users from manual defrosting.
- 📏 1970s: standardization of sizes (60 cm width) and the emergence of energy-efficient models against the backdrop of the oil crisis.
In the USSR, the first serial refrigerators appeared in 1951 - it was a model KhTZ-120 (Kharkov Tractor Plant). It ran on kerosene and had a volume of only 120 liters. Later, in the 1960s, production began of the famous "ZIL", "Minsk" i "Biryusa", which became a symbol of Soviet life.
Why did Soviet refrigerators last for decades?
The secret of durability lies in a simple design and reliable compressors (for example, DXM-3 or DXM-5), which were calculated for 20–25 years of work. In addition, in the USSR there was no culture of “planned obsolescence” - equipment was repaired and not replaced.
Technical revolutions: 1980–2000
Last decades The 20th century was marked by two key changes: environmentally friendly and electronics. In 1987, it was passed Montreal protocol, banning the use of freons due to their destructive effect on the ozone layer. Manufacturers switched to new refrigerants - R134a and R600a (isobutane), which were safer for the environment.
At the same time, refrigerators became “smarter”:
- 🤖 1990s: the first models with electronic control (for example, Liebeherr with touch panels).
- 🌡️ 1998: technology Multi Air Flow (uniform distribution of cold air).
- 📱 2000: appearance of refrigerators with displays and Internet connection (pioneer - LG Internet Refrigerator).
During this period there was also specialization of refrigerators:
- 🍷 Wine refrigerators with precise temperature control (10–14°C).
- 🥩 Freezers with a blast freezing system (up to −30°C).
- 🧊 Refrigerators with an ice maker and water dispenser.
Uses environmentally friendly refrigerant (R600a or R134a)
Has electronic control with a display
Supports No Frost or Low Frost technology
Has energy efficiency class A++ or higher
Can connect to Wi-Fi (in premium models)-->
Modern refrigerators: smart technologies and environmental friendliness
The 21st century has turned the refrigerator from a simple storage unit into a high-tech device. Today's models are equipped with:
- 📲 Wi-Fi and mobile applications (for example, Samsung Family Hub allows you to look inside the refrigerator through the chamber without opening the door).
- 🔋 Inverter compressorsthat save up to 50% of electricity.
- 🧠 Artificial intelligence (refrigerators LG ThinQ analyze the user's habits and optimize the temperature).
Particular attention is paid environmental friendliness:
- ♻️ Refrigerants R290 (propane) and R600a (isobutane) have zero ozone depletion potential (ODP).
- 🌱 Housing materials made from recycled plastic (for example, u Bosch Serie 6).
- ⚡ Energy consumption class A+++ (less than 100 kWh per year).
Interesting fact: in 2021 the company Panasonic introduced a refrigerator with carbon filterthat absorbs ethylene gas, accelerating the ripening of fruits and vegetables. This allows you to keep them fresh longer.
The future of refrigerators: what awaits us next?
Engineers are already working on a new generation of refrigerators that will not only store products, but also:
- 🦠 Analyze freshness using sensors and warning about spoilage (technology FreshSafe from Miele).
- 🛒 Automatically replenish supplies through integration with delivery services (prototype from Amazon).
- ☀️ Work on solar energy (there are already models for remote regions, for example, SolarChill).
Another direction - modular refrigerators. Company Electrolux presented a concept Flexible Fridgewhere the user can independently customize the internal space to suit his needs (for example, increase the freezer compartment in summer or the freshness zone in winter).
Not far off and completely silent models based on thermoelectric cooling (Peltier effect), which will not have moving parts. While they are expensive and ineffective, the technology is actively developing.
⚠️ Attention: When purchasing a “smart” refrigerator, check whether the manufacturer supports firmware updates. Some models lose functionality after 3-5 years due to outdatedness. Software.
FAQ: Frequently asked questions about the history of refrigerators
Who invented the first household refrigerator?
The first serial household refrigerator was released by the company General Electric in 1911 (model GE "Audiffren").However, mass production began only in the 1920s thanks to Frigidaire and the invention of a safe refrigerant (freon) in 1927. Why were the first refrigerators dangerous?
Why were the first refrigerators dangerous?
Until 1927, toxic and explosive refrigerants: ammonia, ether, methyl chloride. A leak could lead to poisoning or a fire. The situation was changed by the invention of freon (Thomas Midgley Jr.), which was inert and safe.
When did the first refrigerators appear in the USSR?
The first Soviet one. refrigerator HTZ-120 was produced in 1951 at the Kharkov Tractor Plant. It ran on kerosene and had a volume of 120 liters. Mass production began in the 1960s with models "ZIL", "Minsk" i "Biryusa".
What technologies have made refrigerators "smart"?
Modern refrigerators are equipped with:
- Wi-Fi modules for remote control;
- cameras inside the camera (to check the contents via a smartphone);
- voice assistants (Alice, Google Assistant);
- freshness sensors that analyze the composition air.
The pioneers were Samsung Family Hub (2016) and LG ThinQ (2018).
Why are modern refrigerants better than freon?
Freons (CFC and HCFC) destroyed the ozone layer, so since 1987 they have been replaced on:
- R134a - non-toxic, but with a high global warming potential (GWP);
- R600a (isobutane) - environmentally friendly, but flammable;
- R290 (propane) - the safest for the environment.
Modern models (for example, Liebeherr or Beko) use R600a or R290.