How Billions of Light Bulbs Are Made Inside Massive Production Lines

How Billions of Light Bulbs Are Made Inside Massive Production Lines

Did you know that over two billion light bulbs are produced every year — that’s nearly sixty new bulbs born every second?

In this documentary, The Factoran takes you inside the massive production lines where glass, metal, and microscopic circuits come together to create one of humanity’s most essential inventions. From molten glass tubes shaped by fire to tungsten filaments glowing at four thousand degrees Fahrenheit, and from aluminum heat sinks to LED chips smaller than a grain of sand — witness how modern factories build the devices that light up our world.

💬 What’s your take: Do you prefer the warm glow of old incandescent bulbs or the bright efficiency of LEDs? Tell us in the comments, hit Like 👍, and subscribe to The Factoran for more inside looks at how everyday things are engineered and made.

▶ Watch now to see how billions of bulbs are molded, wired, tested, and perfected — revealing the extraordinary precision behind the light that powers our cities and homes.

🌐 The Factoran explores how things are made — from raw materials to finished products. Through cinematic storytelling, we uncover how machines, automation, and human skill work in harmony to shape the modern industrial world.

#factory #howitsmade #lightbulb

00:00 Introduction
00:48 History of the Light Bulb
01:59 How Incandescent Bulbs Are Made?
09:17 How LED Bulbs Are Made?
15:39 Conclusion