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Fred's user avatar
Fred's user avatar
Fred
  • Member for 9 years, 3 months
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  • Southern Hemisphere
36 votes
Accepted

What is the purpose of these diversions in a natural gas line?

33 votes
Accepted

Why does the Channel Tunnel enter the ground around 10 km from the coast?

20 votes

Why do earth cuts sometimes have steps on their walls

19 votes
Accepted

What made bronze the first widely used (non-ornamental) metal in human civilization?

18 votes

Can I use AutoCAD to learn mechanical engineering by DOING (like programming)?

16 votes
Accepted

How was surveying for maps done before lasers?

16 votes
Accepted

Is stainless steel plating possible?

15 votes
Accepted

Is a circle the strongest 2D shape for containing internal pressure?

13 votes
Accepted

What are grads used for on a scientific calculator?

12 votes
Accepted

Why don't refrigerators have parts outdoors?

11 votes

What kind of math do engineers really use?

11 votes

Forgotten time units

10 votes

What is the densest ceramic?

9 votes

How are passive houses made in very hot regions (like Saudi Arabia)?

9 votes

Final speed of a truck on a slope?

9 votes
Accepted

What instrument does a surveyor use to accurately find North?

9 votes
Accepted

Is a Transatlantic tunnel technically possible today? How feasible would it be?

9 votes
Accepted

Is it possible to remove Staedtler ink from a paper?

9 votes
Accepted

How are tunnels dug from two endpoints joined?

9 votes

What are the engineering principles for a train to get electricity from the railway

8 votes

Is there a way to make an air conditioner without venting heat outdoors?

8 votes
Accepted

Tunnel at depth problem

8 votes

How does pressure change with depth in earth?

8 votes
Accepted

Is active noise cancellation useful in vehicles?

8 votes

How do engineers really use numerical simulation?

8 votes

What are the pros and cons of a traffic circle versus a traffic light intersection?

8 votes

Converting air flow rate between kg/s and m^3/s

7 votes
Accepted

Why prefer plain pipes over corrugated pipes for storm sewage and culverts?

7 votes

Why have thorium fueled nuclear reactors not been more fully developed?

7 votes

Can I seal the inside of a water well to use it as water reservoir when the well is dry?

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