Cranes, trains, planes and excavators and stuff like that

277 readers

1 users here now

A place for all things cranes, trains, and excavators, and stuff like that.

Recommended title format: XKCD or something else. Optional additional factual info in text field or comments.

founded 1 year ago

MODERATORS

laverabe

[email protected]

World's fastest jet propelled aircraft (ids.si.edu)

submitted 1 year ago by laverabe to c/cranetrainexcavators

10 comments fedilink hide all child comments

Lockheed SR-71 Blackbird

No reconnaissance aircraft in history has operated globally in more hostile airspace or with such complete impunity than the SR-71, the world's fastest jet-propelled aircraft.

https://airandspace.si.edu/collection-objects/lockheed-sr-71-blackbird/nasm_A19920072000

you are viewing a single comment's thread
view the rest of the comments

[–] [email protected] 7 points 1 year ago (1 children)

I did a school report on this plane back in high school. They leak while stationary in order for the gaskets to work at high speed due to the metal heating up and expanding.

[–] jpreston2005 1 points 1 year ago

that's so cool