Make It Your Ambition To Lead A Quiet Life,                                                             

(vía https://www.youtube.com/watch?v=fNcwsb3J_NM)

【40枚】めっちゃ気持ち良さそうなgif画像ｗｗｗｗｗｗｗｗｗ : あじゃじゃしたー

(via landscape-1432675837-1-choose.jpg (1600×800))

12 Cylinder motion

Crankshaft (Evergreen Aviation Museum, Oregon)

Source: https://imgur.com/Hl8jb

Pratt & Whitney R-2800 Double Wasp cutaway from the Military Aviation Museum in Virginia Beach, VA

Volkswagen 2.0L Turbo Diesel Injection Engine [4709x3140]

Source: https://openpics.aerobatic.io/

Coal- Fired Furnace Valmont Power Station, Xcel Energy Inc., Boulder, Colorado image credit: Tom Yulsman

Watch How Steel Ribbons Are Shaped into Cookie Cutters