Search Results
Search type | Search syntax |
---|---|
Tags | [tag] |
Exact | "words here" |
Author |
user:1234 user:me (yours) |
Score |
score:3 (3+) score:0 (none) |
Answers |
answers:3 (3+) answers:0 (none) isaccepted:yes hasaccepted:no inquestion:1234 |
Views | views:250 |
Code | code:"if (foo != bar)" |
Sections |
title:apples body:"apples oranges" |
URL | url:"*.example.com" |
Saves | in:saves |
Status |
closed:yes duplicate:no migrated:no wiki:no |
Types |
is:question is:answer |
Exclude |
-[tag] -apples |
For more details on advanced search visit our help page |
For questions about the branch of physics concerning heat and temperature and their macroscopic relationship to energy and work.
2
votes
Who invented the steam engine: Newcomen or Watt?
Practical steam power predates both Watt and Newcomen. Neither one invented it.
Taqi al-Din, an Ottoman, described a rotary steam thing that rotated a barbeque spit. This was in the year 1551. Appare …
2
votes
1
answer
6k
views
When was double-paned glass first invented and used for insulation?
Double-paned glass windows have a hollow space between two panes of glass, usually just filled with air. This can make a much better insulator than normal glass, according to Engineering Toolbox.
I w …
-1
votes
1
answer
161
views
How did crude oil pipelines work before WW2?
Before World War Two, how did pipelines work for crude oil? What kind of metal or plastic were they made out of? What kind of sensors and monitoring did they need? Did they have "pigs" that travel up …