# Factual Questions **URL:** https://boards.straightdope.com/c/factual-questions/9.md?page=995 [Latest](https://boards.straightdope.com/latest.md) · [Categories](https://boards.straightdope.com/categories.md) · [Tags](https://boards.straightdope.com/tags.md) **Page:** 996 --- ## [IP Addresses and Their Assignment.](https://boards.straightdope.com/t/ip-addresses-and-their-assignment/739020)
**Author:** [@usedtobe](https://boards.straightdope.com/u/usedtobe)\ **Replies:** 13\ **Last updated:** [December 3, 2015, 8:13pm UTC](https://boards.straightdope.com/t/ip-addresses-and-their-assignment/739020 "2015-12-03T20:13:18Z")
Yeah, I know I could maybe look it up. But it’s kind of slow in here, so at least this isn’t yet another zombie thread. AIUI, if a person has thier own server, they get a unique IP address. I think a dedicated DSL/Cab… --- ## [Whey on top of yogurt - only AFTER I've eaten some](https://boards.straightdope.com/t/whey-on-top-of-yogurt-only-after-ive-eaten-some/739243)
**Author:** [@Briny\_Deep](https://boards.straightdope.com/u/Briny_Deep)\ **Replies:** 14\ **Last updated:** [December 3, 2015, 8:10pm UTC](https://boards.straightdope.com/t/whey-on-top-of-yogurt-only-after-ive-eaten-some/739243 "2015-12-03T20:10:18Z")
First – I’ve googled this repeatedly and only found approximately one million very general results on the order of “What’s that watery stuff on top of my yogurt?” It’s whey. It happens. You pour it off or stir it back in… --- ## [Compacting fiber question](https://boards.straightdope.com/t/compacting-fiber-question/739224)
**Author:** [@HoneyBadgerDC](https://boards.straightdope.com/u/HoneyBadgerDC)\ **Replies:** 1\ **Last updated:** [December 3, 2015, 6:51pm UTC](https://boards.straightdope.com/t/compacting-fiber-question/739224 "2015-12-03T18:51:59Z")
For example if I were to take a 3ft long section of linen string, on each end of the string I put it into some kind of chuck like device or mabe a cone where the ends were compacted as much as possible, now I pull these … --- ## [Need answer fast, part of electrical pin and protruding wire still in socket.](https://boards.straightdope.com/t/need-answer-fast-part-of-electrical-pin-and-protruding-wire-still-in-socket/739328)
**Author:** [@AK84](https://boards.straightdope.com/u/AK84)\ **Replies:** 4\ **Last updated:** [December 3, 2015, 5:51pm UTC](https://boards.straightdope.com/t/need-answer-fast-part-of-electrical-pin-and-protruding-wire-still-in-socket/739328 "2015-12-03T17:51:47Z")
My electric heater, apparently overheated and the plug caught fire. Once I switched it off and pulled it (yes yes I know), the plastic melted and I now have one pin stuck in the (three pin) socket and has what appears to… --- ## [Probably a stupid question, but is there a books thread?](https://boards.straightdope.com/t/probably-a-stupid-question-but-is-there-a-books-thread/739313)
**Author:** [@AstroCreep66](https://boards.straightdope.com/u/AstroCreep66)\ **Replies:** 4\ **Last updated:** [December 3, 2015, 4:52pm UTC](https://boards.straightdope.com/t/probably-a-stupid-question-but-is-there-a-books-thread/739313 "2015-12-03T16:52:36Z")
Any other readers out there? --- ## [What would the G-force be in a T-bone crash?](https://boards.straightdope.com/t/what-would-the-g-force-be-in-a-t-bone-crash/739307)
**Author:** [@wtlifter](https://boards.straightdope.com/u/wtlifter)\ **Replies:** 0\ **Last updated:** [December 3, 2015, 1:57pm UTC](https://boards.straightdope.com/t/what-would-the-g-force-be-in-a-t-bone-crash/739307 "2015-12-03T13:57:44Z")
I have a question. I would like to know what speed/G-force would be if a 20,000 pound box truck T-boned a 5000 lb. truck. The truck was moved approxomztley 97 feet, the box truck flipped on it’s side(possible because it … --- ## [Lightning, sand and superstition](https://boards.straightdope.com/t/lightning-sand-and-superstition/739247)
**Author:** [@Grey](https://boards.straightdope.com/u/Grey)\ **Replies:** 6\ **Last updated:** [December 3, 2015, 8:35am UTC](https://boards.straightdope.com/t/lightning-sand-and-superstition/739247 "2015-12-03T08:35:33Z")
I was thinking about iron and the superstition around its ability to ward evil spirits. That in turn led to meteoritic iron and its supernatural properties. But what about lightning fused sand? Here you have a powerful,… --- ## [Pronouncing "Adirondack"](https://boards.straightdope.com/t/pronouncing-adirondack/739200)
**Author:** [@Noel\_Prosequi](https://boards.straightdope.com/u/Noel_Prosequi)\ **Replies:** 20\ **Last updated:** [December 3, 2015, 3:28am UTC](https://boards.straightdope.com/t/pronouncing-adirondack/739200 "2015-12-03T03:28:46Z")
Mrs Prosequi and I are acquiring some of the well-known Adirondack chairs. But we are not American, and are hearing different versions of how to pronounce the name. I am not confident with the Wiki version because of th… --- ## [Mystery object my mom found in a west Tennessee field](https://boards.straightdope.com/t/mystery-object-my-mom-found-in-a-west-tennessee-field/739192)
**Author:** [@Willcross](https://boards.straightdope.com/u/Willcross)\ **Replies:** 26\ **Last updated:** [December 3, 2015, 3:14am UTC](https://boards.straightdope.com/t/mystery-object-my-mom-found-in-a-west-tennessee-field/739192 "2015-12-03T03:14:53Z")
My mom often walks in the field behind her house. Every time they plow it or after a hard rain, new objects are found. Yesterday she found a strange metal bracket. I’ve included a link to a photo of it with an ink pen fo… --- ## [How can the WTO enforce rules against private businesses?](https://boards.straightdope.com/t/how-can-the-wto-enforce-rules-against-private-businesses/739016)
**Author:** [@coremelt](https://boards.straightdope.com/u/coremelt)\ **Replies:** 24\ **Last updated:** [December 3, 2015, 2:17am UTC](https://boards.straightdope.com/t/how-can-the-wto-enforce-rules-against-private-businesses/739016 "2015-12-03T02:17:02Z")
Apparently the WTO just issued a ruling banning the labelling of Tuna as “dolphin safe” because its an “arbitrary technical barrier to trade”. What happens if a private company in the US simply ignores this and keeps s… --- ## [Uses for "Scantron" machines outside of education?](https://boards.straightdope.com/t/uses-for-scantron-machines-outside-of-education/739120)
**Author:** [@syncrolecyne](https://boards.straightdope.com/u/syncrolecyne)\ **Replies:** 18\ **Last updated:** [December 3, 2015, 1:49am UTC](https://boards.straightdope.com/t/uses-for-scantron-machines-outside-of-education/739120 "2015-12-03T01:49:30Z")
Scantrons are a staple of educational technology - and are still with us in the digital age. Does anyone use a scantron machine outside of education? --- ## [Life imitating art - What common movie plot devices are mistakenly believed by most people?](https://boards.straightdope.com/t/life-imitating-art-what-common-movie-plot-devices-are-mistakenly-believed-by-most-people/738229)
**Author:** [@guitario](https://boards.straightdope.com/u/guitario)\ **Replies:** 123\ **Last updated:** [December 2, 2015, 11:07pm UTC](https://boards.straightdope.com/t/life-imitating-art-what-common-movie-plot-devices-are-mistakenly-believed-by-most-people/738229 "2015-12-02T23:07:20Z")
I’m placing this in general questions simply because I’m looking for specific things - so apologies in advance if in the wrong section. Anyway, so common movie plot devices that don’t exist in the real world, but are w… --- ## [Navigation: can latitude be determined from magnetic field line orientation?](https://boards.straightdope.com/t/navigation-can-latitude-be-determined-from-magnetic-field-line-orientation/739252)
**Author:** [@Machine\_Elf](https://boards.straightdope.com/u/Machine_Elf)\ **Replies:** 3\ **Last updated:** [December 2, 2015, 11:03pm UTC](https://boards.straightdope.com/t/navigation-can-latitude-be-determined-from-magnetic-field-line-orientation/739252 "2015-12-02T23:03:19Z")
The lines of the earth’s magnetic field are approximately parallel to the earth’s surface at the equator, and dive into the earth near the magnetic north/south poles. If you measure the local incline of the field lines … --- ## [How'd They Know THAT? (You may know...) \[How does LinkedIn identify connections?\]](https://boards.straightdope.com/t/howd-they-know-that-you-may-know-how-does-linkedin-identify-connections/739199)
**Author:** [@usedtobe](https://boards.straightdope.com/u/usedtobe)\ **Replies:** 15\ **Last updated:** [December 2, 2015, 10:45pm UTC](https://boards.straightdope.com/t/howd-they-know-that-you-may-know-how-does-linkedin-identify-connections/739199 "2015-12-02T22:45:49Z")
I don’t do ‘social media’. I have never even seen Facebook, Twitter, snapchat, or even My Space. I dipped a toe into LinkedIn - just enough that I could get a phone number. I now get emails from LinkedIn with pics, na… --- ## [401k Contributions](https://boards.straightdope.com/t/401k-contributions/739213)
**Author:** [@yearofglad](https://boards.straightdope.com/u/yearofglad)\ **Replies:** 5\ **Last updated:** [December 2, 2015, 6:28pm UTC](https://boards.straightdope.com/t/401k-contributions/739213 "2015-12-02T18:28:47Z")
I know none of you are acting as accountants. I have an individual 401k - I’m self-employed. “My company” can contribute up to 25% of my “employee” W-2 wages to my 401k as the employer contribution. This morning I real… --- ## [freon level in airtight apartment that would cause suffocation?](https://boards.straightdope.com/t/freon-level-in-airtight-apartment-that-would-cause-suffocation/738797)
**Author:** [@Velocity](https://boards.straightdope.com/u/Velocity)\ **Replies:** 7\ **Last updated:** [December 2, 2015, 5:26pm UTC](https://boards.straightdope.com/t/freon-level-in-airtight-apartment-that-would-cause-suffocation/738797 "2015-12-02T17:26:44Z")
Some source said that Freon can be harmful at concentrations higher than 1 part per thousand. The average HVAC has 20 lbs of Freon at most and a 400-sq ft apartment might have 350 lbs of air by my back of the envelope ca… --- ## [No more stealth planes?](https://boards.straightdope.com/t/no-more-stealth-planes/738846)
**Author:** [@race\_to\_the\_bottom](https://boards.straightdope.com/u/race_to_the_bottom)\ **Replies:** 37\ **Last updated:** [December 2, 2015, 2:55pm UTC](https://boards.straightdope.com/t/no-more-stealth-planes/738846 "2015-12-02T14:55:14Z")
Recently it has been reported that US intelligence was able to see a heat flash which indicated a bomb in the Russian airliner which crashed in Egypt. Now it has been reported that the US determined that the Russian plan… --- ## [What are the advantages of extra threads on a machine bolt?](https://boards.straightdope.com/t/what-are-the-advantages-of-extra-threads-on-a-machine-bolt/548877)
**Author:** [@aceplace57](https://boards.straightdope.com/u/aceplace57)\ **Replies:** 25\ **Last updated:** [December 2, 2015, 2:49pm UTC](https://boards.straightdope.com/t/what-are-the-advantages-of-extra-threads-on-a-machine-bolt/548877 "2015-12-02T14:49:35Z")
I bought some 1 1/4" 10-24 bolts and nuts at the hardware store. They also have 10-32. I understand #10 is the size. 24 or 32 threads per inch are the choices. It’s important that the nut matches the threads on the bo… --- ## [Space elevator question: gravity conditions in space station](https://boards.straightdope.com/t/space-elevator-question-gravity-conditions-in-space-station/567865)
**Author:** [@phouka](https://boards.straightdope.com/u/phouka)\ **Replies:** 24\ **Last updated:** [December 2, 2015, 2:04pm UTC](https://boards.straightdope.com/t/space-elevator-question-gravity-conditions-in-space-station/567865 "2015-12-02T14:04:32Z")
If I’m reading the Wikipedia article correctly, a space station tethered to the Earth and in geosynchronous orbit would experience free fall or micro-gravity conditions. During the trip up the tether from Earth to the s… --- ## [Real income has gone down but prices have gone up - math error?](https://boards.straightdope.com/t/real-income-has-gone-down-but-prices-have-gone-up-math-error/739084)
**Author:** [@griffin1977](https://boards.straightdope.com/u/griffin1977)\ **Replies:** 25\ **Last updated:** [December 2, 2015, 1:16pm UTC](https://boards.straightdope.com/t/real-income-has-gone-down-but-prices-have-gone-up-math-error/739084 "2015-12-02T13:16:22Z")
I hear this a lot (and generally agreed with the hypothesis it is usually making with regards to the shrinking middle class). One example here. But one particular aspect seems wrong mathematically: But surely they are… --- ## [How do we seal this crawlspace thing?](https://boards.straightdope.com/t/how-do-we-seal-this-crawlspace-thing/739135)
**Author:** [@Zsofia](https://boards.straightdope.com/u/Zsofia)\ **Replies:** 10\ **Last updated:** [December 2, 2015, 12:48pm UTC](https://boards.straightdope.com/t/how-do-we-seal-this-crawlspace-thing/739135 "2015-12-02T12:48:22Z")
We had the power company come and tell us how we can give them less money today, which I must say was fun at least conceptually. The good news is that for best efficiency they don’t recommend replacing our single pane o… --- ## [Who is Alexander Halim and why is his Facebook profile a "default"?](https://boards.straightdope.com/t/who-is-alexander-halim-and-why-is-his-facebook-profile-a-default/736514)
**Author:** [@Colophon](https://boards.straightdope.com/u/Colophon)\ **Replies:** 10\ **Last updated:** [December 2, 2015, 12:31pm UTC](https://boards.straightdope.com/t/who-is-alexander-halim-and-why-is-his-facebook-profile-a-default/736514 "2015-12-02T12:31:27Z")
Sometimes when I try to follow a Facebook link that has been deleted or had its privacy settings altered, I get bounced to a page that has nothing to do with what I wanted to look at. It is always this guy’s profile. I h… --- ## [Running a CRT monitor at 120 Hz](https://boards.straightdope.com/t/running-a-crt-monitor-at-120-hz/739061)
**Author:** [@thelurkinghorror](https://boards.straightdope.com/u/thelurkinghorror)\ **Replies:** 31\ **Last updated:** [December 2, 2015, 10:56am UTC](https://boards.straightdope.com/t/running-a-crt-monitor-at-120-hz/739061 "2015-12-02T10:56:18Z")
I have an old monitor (NEC Accusync 120) that I need to run at the max refresh rate. I run it on one computer and I can change raise it above 60 Hz, as high as 120 Hz as long as I lower the resolution to 800x600. This wo… --- ## [Electronic soldering...super simple low level battery repair](https://boards.straightdope.com/t/electronic-soldering-super-simple-low-level-battery-repair/737160)
**Author:** [@Stoid](https://boards.straightdope.com/u/Stoid)\ **Replies:** 15\ **Last updated:** [December 2, 2015, 9:47am UTC](https://boards.straightdope.com/t/electronic-soldering-super-simple-low-level-battery-repair/737160 "2015-12-02T09:47:03Z")
I now have four batteries for two bike lights. Three are busted, but only “busted” in the sense that the wires have split and pulled away from the batteries. I have solder and a soldering iron. The wires are a bundle … --- ## [If you were charged with first degree murder...](https://boards.straightdope.com/t/if-you-were-charged-with-first-degree-murder/738702)
**Author:** [@bomberswarm2](https://boards.straightdope.com/u/bomberswarm2)\ **Replies:** 25\ **Last updated:** [December 2, 2015, 5:57am UTC](https://boards.straightdope.com/t/if-you-were-charged-with-first-degree-murder/738702 "2015-12-02T05:57:35Z")
… but the jury thought that you were only guilty of second degree murder, could they, or the judge change the charge to second degree murder, or would the defendant be found not guilty, or would a mistrial occur? And if … --- ## [Surgical castration and failure](https://boards.straightdope.com/t/surgical-castration-and-failure/739176)
**Author:** [@Futurist110](https://boards.straightdope.com/u/Futurist110)\ **Replies:** 12\ **Last updated:** [December 2, 2015, 4:48am UTC](https://boards.straightdope.com/t/surgical-castration-and-failure/739176 "2015-12-02T04:48:09Z")
Out of curiosity–can a man’s surgical castration fail after 2+ successful semen analyses are done (such as due to say, testicular regeneration)? Completely serious question, for the record. Also, as a side question, if … --- ## [Can you be prosecuted for a US crime committed in another country?](https://boards.straightdope.com/t/can-you-be-prosecuted-for-a-us-crime-committed-in-another-country/320749)
**Author:** [@Whack-a-Mole](https://boards.straightdope.com/u/Whack-a-Mole)\ **Replies:** 38\ **Last updated:** [December 2, 2015, 4:32am UTC](https://boards.straightdope.com/t/can-you-be-prosecuted-for-a-us-crime-committed-in-another-country/320749 "2015-12-02T04:32:48Z")
More spcifically can the State prosecute you for a crime you commit in another country that the US considers a crime but the other country does not (so the other country lets you go)? Say you kill your wife in a country… --- ## [Filling the Dead Sea with water from the Med](https://boards.straightdope.com/t/filling-the-dead-sea-with-water-from-the-med/699444)
**Author:** [@CraterLayer](https://boards.straightdope.com/u/CraterLayer)\ **Replies:** 51\ **Last updated:** [December 1, 2015, 11:51pm UTC](https://boards.straightdope.com/t/filling-the-dead-sea-with-water-from-the-med/699444 "2015-12-01T23:51:37Z")
The Dead Sea is over a thousand feet below sea level, and shrinking. It is too salty to support life and has minimal effect on the surrounding arid area’s local climate, and It is going to continue to shrink due to the d… --- ## [What is amnesia like?](https://boards.straightdope.com/t/what-is-amnesia-like/219804)
**Author:** [@pixelfreak](https://boards.straightdope.com/u/pixelfreak)\ **Replies:** 16\ **Last updated:** [December 1, 2015, 10:58pm UTC](https://boards.straightdope.com/t/what-is-amnesia-like/219804 "2015-12-01T22:58:39Z")
Can you “snap” out of it? Can it last forever? Is it like electro-shock treatment? Especifically, what kind of injury can get you amnesia? If you were a cranky sad guy, could you be happy after forgetting everything? … --- ## [Atmosphere in a space habitat](https://boards.straightdope.com/t/atmosphere-in-a-space-habitat/735814)
**Author:** [@Kelevra](https://boards.straightdope.com/u/Kelevra)\ **Replies:** 34\ **Last updated:** [December 1, 2015, 9:55pm UTC](https://boards.straightdope.com/t/atmosphere-in-a-space-habitat/735814 "2015-12-01T21:55:26Z")
I watched the movie Elysium the other day and it got me to thinking about the physics of space habitats. (I realize that Elysium was based off cool visuals and not science.) It also brought to mind the novel Titan by Jo… [Previous page](https://boards.straightdope.com/c/factual-questions/9.md?page=994) [Next page](https://boards.straightdope.com/c/factual-questions/9.md?page=996)