How powerful can an air pressure machine gun with a firing rate of 1200 be made from a Coke bottle?

Isn't this a perpetual motion machine?

122.8K Views

I asked my wife for 3,000 to buy a computer desk, and I made one myself while she was away, leaving

596 Views

Two-wheel-drive bike, hand-assembled!

9.6K Views

Full of life experience, let you avoid 30 years of detours!

1.9K Views

Let's see what Uncle did with his new German Miter Saw? New round of unboxing

285 Views

This machine engraving is no worse than manual carving! How much can you score?

15.5K Views

spooky creativity

33.4K Views

Moldy yellow pear wood was thrown on the side of the road. Fortunately, I picked it up and brought i

4.2K Views

Don't throw away the crab shells after eating, add some parts, the straight man of steel is crying

75.3K Views

Cyber bike

66.3K Views

Homemade Shotgun

7.7K Views

How to ride this bike that bends over?

5.8K Views

What would be the effect of removing the iron branch in the bicycle tire and replacing it with a sho

2.6K Views

genius handyman invention

14.9K Views

The ultimate mechanical short legs!

3.8K Views

A car powered by CO2 VS a pressurized Coke can, who is faster?

7.9K Views

[Paper folding]Sakura present box made out of 1 piece of paper

35.3K Views

I never thought that wood can be made like this, and the finished product makes my brother-in-law lo

41.0K Views

How powerful can it be to propel a car with carbon dioxide? Plus a crash simulation experiment!

3.7K Views

The local tyrant sword made by myself... is a bit powerful

92.4K Views