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Primitive Technology: One-Way Blower Iron Smelt & Forging Experiment

Adults Construction
I tested the one-way spinning blower in an iron smelt and it is more effective than the previous both way spinning blower.

Chandigarh a perfectly planned city?

Adults Construction
Explore the construction of the futurist city Chandigarh, a project of Prime Minister Jawaharlal Nehru and planned by Le Corbusier.

How This Guy Makes the World's Best Puzzle Boxes | Obsessed | WIRED

Adults Construction
Kagen Sound is an artisan of remarkable skill, engineering and constructing incredibly intricate puzzle boxes made entirely of wood.

Inside Japan’s Earthquake Simulator

Adults Construction
This is the world’s largest earthquake simulator, here’s how it works.

Primitive Technology: Volute Shaped Blower

Adults Construction
I made a volute shaped blower where the housing for the fan is volute shaped, that is to say a widening spiral to test the effectiveness of a one way spinning impeller.

Primitive Technology: Brick and Charcoal Production

Adults Construction
In this video I use the thatched hut to fire bricks and make charcoal in for the first time.

Primitive Technology: Wood Ash Insulated Furnace

Adults Construction
I made a furnace insulated with wood ash to smelt iron in. Furnace insulation stops heat being lost from the walls of a furnace and so increases the heat within the furnace.

Building a Sled | Alaska: The Next Generation

Adults Construction
Daniel Apassingok, along with Chase and his family and friends help build a sled to help their every day lives.

Ancient Humans Made Millions Of These - We Don’t Know Why

Adults Construction
The Acheulean handaxe was the most common tool of early humans, but we still don’t know what the heck they used it for.

Explaining concrete while getting buried in it

Adults Construction
Concrete = cement + sand + gravel. Cement is the most important man-made material on Earth.

Primitive Technology: Making Charcoal (3 Different Methods)

Adults Construction
About This Video: With more iron smelting experiments coming up, I demonstrate 3 different methods to make charcoal, ranked easiest to hardest.

How NASA Reinvented The Wheel

Adults Construction
A huge thanks to everyone at NASA Glenn Research Center for having us at the SLOPE Lab, showing their work on this indestructible tire, and helping with the science and animation.

Primitive Technology: Iron Bacteria Cement

Adults Construction
I developed a cement made from iron bacteria, then made pots from it to test its ability to set and not dissolve in water.

rimitive Technology: Decarburization of iron and forging experiments

Adults Construction
I took a brittle, high carbon/iron alloy (cast iron) made from local ore and used a decarburization method to reduce it's carbon content making it malleable and forged it flat by hammering.

How Can We Store Renewable Energy?

Adults Construction
Decarbonizing our power production is vitally important if we want to curtail climate change, but there are some major logistical issues we’re going to have to overcome before we can do that.

Primitive Technology: Cane Water Filter/Siphon

Adults Construction
I made a water filter from cane that siphons clean water from a dirty water while simultaneously using the xylem present in the the cane as a filter.

How This Chalk Artist Creates Illusions on Pavement | Obsessed | WIRED

Adults Construction
"Everything we think is real is, in some way, an illusion." Former NASA illustrator Kurt Wenner makes incredible, brain-busting chalk illusions. His works start with diligent planning, beginning with pencil and paper.