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ravan ([personal profile] ravan) wrote2006-08-10 03:05 pm
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"Liquid Explosives"

OK, I've read some of the articles and such about liquid explosives from the BBC. They all allude to some vague, nebulous ingredients that might be able to be combined to make a liquid explosive, or combining a liquid and a solid.

They read like bullshit, as in, as credible as "red mercury" being a nuclear material.

Yes, there are liquids that can be combined to make explosives. In order to get explosives out of these, they have to be highly concentrated. Some are considered "volatile". This means they stink.

Take acetone, a well known ingredient in nail polish remover. The concentration is low, the smell is high. If someone decided to "do their nails" on an airplane flight, they'd get lynched - that shit is vicious in an enclosed environment.

Or various acidic drain cleaners: hard to handle and package without burning yourself, or sufficiently low strength to not do anything more than fizzle. These stink too.

Hydrogen peroxide: the stuff you can buy in the drugstore is low concentration. It would have to be concentrated (not a simple process), then repacked in the original bottle. It smells when you open it, too. Hair bleach developer has a slightly higher concentration, but again has the smell problem.

Gasoline/Fuel oil: first, it smells; second, its already prohibited in aircraft cabins.

So, basically, it would take a lot of effort, coordination, and ingenuity by the terrorists, plus gross apathy on the part of their fellow passengers. Ain't gonna happen. Not when passengers that look like they *might* be doing something funky get tackled promptly by fellow travellers.

[identity profile] koga.livejournal.com 2006-08-11 12:12 am (UTC)(link)
The answer to that is fairly simple.

The key to carry on baggage is the ability to reassemble a disassembled IED in to an actionable state. This lets me sneak what would be obvious aboard in an inobvious fashion. Each IDE typically has 4 componants. The Trigger, the Timer, the Power Source and the Explosive. In a dual charge mixture, you have two explosives, a trigger and a powersource. Timers not needed as its directly triggered. This is the entire reason for carry on searches, to root out one or more componants.

As for the checked in luggage:

Checked in luggage, every bag, is swept for explosive compounds. Further, it is subjected to an examination more akin to an MRI than an Xray, with slices of a bag examined ever 1-2 inches, thereby cutting a standard bag in to 20 or more images to be viewed. The problem wiht checked in luggage, is the item to explode must be able to explode with no further human contact, IE: Assembled and ready to go. This will be detected by the above scan.

If anything looks even vaugley suspicious, its pulled out.

[identity profile] ravan.livejournal.com 2006-08-11 12:42 am (UTC)(link)
BTW, they still don't have 100% baggage screening via MRI, IIRC. The funding for sufficient machines never came through...

[identity profile] ravan.livejournal.com 2006-08-11 12:49 am (UTC)(link)
...screening via MRI...

Or whatever they are calling the technology. I haven't read up on scanning technologies in a couple years.

[identity profile] koga.livejournal.com 2006-08-11 12:58 am (UTC)(link)
THats true. And thats where most TSA employees are working: Manual bag-checks.