Mythbusters!

Thermite VS Ice is that the episode??

That episode will be on again Thursday Sept 3rd 7pm pacific and again at 9pm pacific.

PVR set to record.
 
They blew up the rifles with C4 and they still function flawlessly.

I don't remember that... They blew them up with C4 and picked them up and although they still looked good they didn't test them at all. They checked the chambers for fired cases. One of the rifles went off due to the blast.


What got me though, was why the empty case was still in the chamber? If it had gone off then it would have been ejected with the bolt locked back (they only put in one round).
Weird.
 
I don't remember that... They blew them up with C4 and picked them up and although they still looked good they didn't test them at all. They checked the chambers for fired cases. One of the rifles went off due to the blast.

All rounds extracted flawlessly! LOL!

It looked like they used real live rounds too, not blanks. One round fired as a result of the C4. I wonder what would have happened had the hammer been back, safety off, ready to fire. Thats probably what happened to the gangstas!

I wonder why the thermyte and ice caused an explosion......the FBI guy seemed to be at a loss as to why there was an explosion. I got the impression thermyte burned not exploded. Maybe I missed something.

Oh, there's another thread on the same subject:

http://www.canadiangunnutz.com/forum/showthread.php?t=380798

That was the best MythBusters I've ever seen!
 
I saw it. All they confirmed is that one SKS went off due to the force of the explosion. They didn't confirm that it was the free floating firing pin that moved forward with great force to fire the round, and I doubt that it did. If it did, the hammer would have still been cocked, but as soon as they racked the action, that clue was lost.

Was the safety on? Perhaps the trigger disengaged.

Did the sear slip out from under the hammer? That can happen even with the safety on, as it only prevents movement of the trigger. More likely I think.
 
What got me though, was why the empty case was still in the chamber? If it had gone off then it would have been ejected with the bolt locked back (they only put in one round).
Weird.

They were using blanks.... so.... unless the barrel was blocked with a blank firing adapter (BFA) then all of the gas escapes through the barrel and none of it is trapped and forced through the gas piston to cycle the action.... not weird at all actually.
 
They were using blanks.... so.... unless the barrel was blocked with a blank firing adapter (BFA) then all of the gas escapes through the barrel and none of it is trapped and forced through the gas piston to cycle the action.... not weird at all actually.

agreed , they used blanks.
 
Yea, I was basing it on how good they looked afterwards.
Anyone noticed exactly what variations were being used? Yugo, chinese, norc, ect???
 
I doubt they would be Chinese as the US have had a ban on the import of Chinese made firearms since the early 90's.

USA also ban russian SKS at about the same time .

the myth was about russian mob and their SKS so it had to be russian SKS but there was one yugo M59/66.
 
A SKS with the negative sear engagement problem, if cocked and locked can go off from a bump so those subs would defenatly set one off. The free floating fireing pin can only cause slamfires. Id say they just had a bunch of sks's with good sear engagement.
 
I'm not aware of any civilian production blank ammunition in that caliber.

I would be very curious to see all the tests re-completed with a control lot as well several brands known to employ relativity soft commercial primers.

Food for thought.
 
Isn't it just as likely that the shock wave from the C4 was enough to trigger the primer? Or is a compression onto the primer anvil 100% needed in order to set it off?

They didn't show the back of the spent casing so hard to say if the pin actually made contact.
 
That's OK as the Myth busters show does enough of that as well. :D

Well there's one thing that's good about the show, they are not anti-gun at all. They ALWAYS treat firearms as tools for their experiments.

One of the guys on this episode was saying that he thought it was a shame that the rifles would probably be destroyed due to the blast :D

Awesome show!
 
If you want to Youtube it, it's called "Woofer Weapons", and the final extreme test involving explosives set off one blank cartridge in one of the rifles. Therefore, the experiment was deemed "plausible", which is kind of irrelevant because the only "slamfires" I have witnessed was when the rifle was being fired, not from other external causes. They fail to mention that the most common cause of slamfires is from a fouled firing pin, either from Cosmoline or inadequate cleaning which is very misleading IMO. I really enjoy watching MB, but there was a few times when I groaned with dismay about how they carried out their tests in this particular scenario...
 
It is on right now, Sunday, Nov 8.
The handgun and severed thumb due to the blast from the cylinder gap was good too. Sure messed up the chicken parts they used!
 
It is on right now, Sunday, Nov 8.
The handgun and severed thumb due to the blast from the cylinder gap was good too. Sure messed up the chicken parts they used!


For all the criticisim that Mythbusters gets about using firearms on their show (you can't please some people), that episode did a lot of good for firearm safety. The injuries that can be caused by errant hand position with a revolver are horrendous. Just last night, I saw a show on a serial killer that motivated women to take handgun courses, and I watched a women cradle a snubby revolver (instructor at her side) with her left hand under the cylinder gap and she shot it unscathed. Made me cringe, but I guess that particular revolver had an obstruction in the way of the escaping gasses. Still a very bad idea.........
 
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