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Knowledge Contributors

135 parts
119 parts
98 parts
90 parts
82 parts
74 parts
62 parts
61 parts
54 parts

Favorite Knowledge

24.972

Screw

21.267

Gear

19.775

Siemens NX

18.688

Lockheed Martin F-35 Lightning II

16.214

Australia

15.070

Acupuncture

14.959

Hydraulic cylinder

13.500

Conveyor belt

13.471

Solid Edge

12.469

Torx

12.236

Zinc

11.973

Hinge

11.838

Caesium

11.810

Bolt (fastener)

11.748

Iran

11.681

Wrench

11.558

Fluorine

11.528

Cat

11.506

Cuba

11.484

McLaren 12C

11.435

Bitcoin

11.399

Prince (musician)

11.397

Alfa Romeo

11.333

Sprocket

11.319

Forklift

11.148

South Korea

10.975

Horse

10.906

Mona Lisa

10.870

Speed limit

10.761

Venice

10.757

Anchor bolt

10.570

Electric motor

10.470

Coffee

10.245

Moon

10.189

Periodic table

10.121

Rivet

10.098

Radon

9.984

Pulley

9.946

Bird

9.923

Rio de Janeiro

9.749

Snow White

9.735

Justice League

9.650

New York City

9.612

Stirling engine

9.576

Elephant

9.541

Iodine

9.515

Stereo display

9.514

Glass

9.472

Sun

9.409

Honda

9.406

Toyota

9.359

Steampunk

9.280

Lilium

9.267

Juno (spacecraft)

9.174

Truck

9.162

Albert Einstein

9.058

Induction motor

9.028

Television

8.962

Bicycle

8.950

Smart (marque)

8.946

Universal joint

8.894

Greece

8.873

Bugatti Veyron

8.718

Neptunium

8.713

Hydrogen

8.699

Restriction of Hazardous Substances Directive

8.685

Lion

8.627

Lily of the valley

8.623

Holden

8.590

Lamborghini Aventador

8.588

Jaguar Cars

8.482

Dog

8.452

Croatia

8.407

3D printing

8.392

Alien (film)

8.330

Disc brake

8.321

Carbon

8.318

Mercedes-Benz SLK-Class

8.283

Eric Cartman

8.275

Elevator

8.269

Saint Basil's Cathedral

8.184

Chevrolet Corvette

8.166

International Space Station

8.106

Cable gland

8.022

Boric acid

7.964

Halloween

7.949

Lamborghini Huracán

7.938

Radial engine

7.892

Kepler (spacecraft)

7.882

Helium

Knowledge

Knowledge - 3663 Items