TRIVA FUN

/ TRIVA FUN #861  
I haven't read the whole thread so don't know if its been asked.

What is the only rock that floats?

Don't cheat and google. :)
 
/ TRIVA FUN #862  
I believe some pumice is light enough.

Bruce
 
/ TRIVA FUN #864  
What was the Japanese torpedo called that gave the U.S. Navy so much trouble in WWII?

Germany developed some AT guns in WWII that had designations such as 50/37 mm. What did this mean?

The Japanese torpedo was called the Long Lance (easy question for WWII submarine buff)

I think the example you gave would be this.. the bore diameter would be the 37 MilliMeter. The length of the barrel would be 50x37 MM or 1850 Millimeters. That might not be right, but that is what I think.:)
 
/ TRIVA FUN #867  
Correct on the Romans paying troops and others in salt. It was so useful a commodity in the days before refrigeration.(Think salt pork, corned beef, hams etc.) that every household needed as much as a hundred pounds a year and you could trade any excess for other goods and services. The crude oil of the day.
 
/ TRIVA FUN #868  
The German Pak 41 was an anti tank weapon that used a squeeze bore to attain muzzle velocities over 4000 fps. The bore started at 75mm at the breech and tapered to 55mm at the muzzle. An earlier version was to 50/37mm. Bet the barrels didn't last long!

Interesting article on Wiki about it. The barrel came in thee pieces.
 
/ TRIVA FUN #869  
Which artist was the first to record the song "Blueberry Hill"?
 
/ TRIVA FUN
  • Thread Starter
#873  
There are 14,000 know uses of salt.
At one time it was more valuable than gold.

What is a common metal today at 1 time was worth more than gold.

Not talking about iron or steel, which in the long run are more useful than gold.
 
/ TRIVA FUN #874  
There are 14,000 know uses of salt.
At one time it was more valuable than gold.

What is a common metal today at 1 time was worth more than gold.

Not talking about iron or steel, which in the long run are more useful than gold.

Aluminum. At one time was more expensive than Gold
 
/ TRIVA FUN
  • Thread Starter
#875  
What or whose court room trial was the first to be broad cast on Radio???
 
/ TRIVA FUN
  • Thread Starter
#880  
A common mineral compound that you may have in your home and / or shop has many many uses.

What is this mineral compound?????
No fair googling:D
 

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