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DrP

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Posts posted by DrP

  1.  

    • Epoxy resin (5 parts), available from Merck.

    • The hardener (1 part).

    QUOTE]

     

    The hardener will be some kind of amine. Basically this is the same as any normal 2 pack epoxy glue. As I said - I reckon any clear resin will do. Or just get some 2 pk epoxy glue as long as it dries hard enough. Just add more amine to up the level of cross-linking for a harder resin I reckon.

  2. QUOTE: http://www.truthmost.com

    .....""Over thousands of years, we human beings have not found the consensus answer.

    We, the spoiled babies, have torn up the increasingly weak mother: the earth.

     

    Ah, babies, it is time to lift up your heads, look at the wide and deep universe,

    and trace down the blood lineage of your mother:

    It is the bending hands of Milky Way -- the spiral arms - that hug Earth.

    It is the broad chest of Milky Way -- the galactic disk - that shields the sun,

     

    Are your hands and your chest related? Yes, there is your heart!

    Are the Milky Way's hands and chest related? Yes, that is the meaning of the whole universe!

    It provides the answer to all your questions. ""................

     

     

    OMG...:rolleyes:

  3. I REALLY have to be carefull driving after a couple of hours on Mario Cart WII. I start getting into the mentality of bumping people off the road and throwing things at them. Also I miss the turbo slide!

     

    As for the violence, it does make me shout things at the screen I wouldn't normally say.. :embarass:

  4. Here's an idea - why don't we keep all of the computer predictions somewhere -perhaps in a new thread in forums archives or something, then wait 50 - 100 years (some of us may still be around - if not we could pass on our quest to the next gen of science forum members) Then we can compare to the actual data recorded. We'd be like the monks in The Fifth Element who keep the info about the aliens and the master weapon secrate for 300 years untill they return..... OK, I'm getting a bit carried away here, but you get the idea? :)

  5. Yes it does. Otherwise it is just a secretion of hormones. Love is supposed to transcend physicality, and is therefore spiritual.

     

    'LOVE:1- Intense feeling of deep affection or fondness for a person or a thing; great liking. 2-Sexual Passion. 3.etc.. ' (Oxford Dic)

     

    Nothing supernatural about it in the dictionary definition.

     

     

    PS -

    Infact there are well over 10 different listings. The Ancient Greeks had several words to cover our different uses of the word love. For instance (excuse greek spelling) AGAPE - meaning an unconditional fatherly love. EROS - meaning the luuuv between a man and a woman sexually. PHILLIA (sp??) - which was brother and sister love (NOT erotic obviously) or love for your close friends.

  6. 'ATHEISM: - the theory or belief that God does not exist'. (Oxford Dic)

     

    Thats all really - I agree with doG, there can be no creed for this, you can believe all sorts of things, the word only pertains to ones belief (or not) in a deity.

  7. iNow brings up a good point, as usual; scientists, are just people, and what people do, varies of course on the person we're talking about...which I think is me...or Zeno...

     

    Just an explanation, I wasn't trying to stir up an argument, just to hear some opinions, and using those, somehow formulate my own.

    My apologies to all the rest, including DrP, if this was a waste of time.

     

    ....certainly no need to appologise to me.. :).

     

    Here's one.. 'if a bear poos in the woods and there is no-one else around - does it still make a smell'?

  8. But remember that Aristotle and was a philosopher, and philosophers really know how to screw up a lot of things making them over-complicated when there is actually no need to do so. This is a typical example.

     

     

    Yes - it brings me back to the stupid question of "if a tree falls in the woods........ etc.. BS, BS... would it still make a sound?" Ans: Of course it would you plonker!

     

    Aren't some of these 'philosophical' type questions made up just to stir debate, to practice argument, and to annoy the hell out of scientists?? :D

     

     

    QUOTE: OP

    As Aristotle said:

    That which is in locomotion must arrive at the half-way stage before it arrives at the goal.

     

    - What about an electron going from n=1 to n=2. No halfway there - just one quantised leap the WHOLE way.

  9. I'm glad someone is pointing out the greatest stupidity of using a football field as a measure for area: they actually all differ in size. (Just like elephants are not all of equal weight).

    (Football is the game played with feet and a round ball).

     

    At least Boeing 747s can all be expected to be the same length: 70.6 m, (apart from the 747 8I which is 76.4 m). :D

     

     

    I agree, but I must admit, I do use my memory of a running track to visualise 100m (that's valid actually as it is 100m, but you get the point I hope). Visualising football pitches or tennis courts is actually quite a good way of estimating/visualising ball park areas. I bet if you said to the average Joe 'visualise 4500m^2' They would say 'WTF??' Whereas if you said 'it's about one football pitch, they would understand. Perhaps this is where the saying ' its just a ball park figure' comes from. :D

  10. A common mistake. 360 feet — everyone always seem to forget the end zones.

     

     

    What end zones? Or are you talking about that game where they wear body armour, pick the ball up with their hands and stop for a rest every 30 seconds? They should try Rugby mate - mud and blood - no resting, no armour.. Also, what is it with base ball? We have a game similar in the UK called rounders that the girls at primary school play. The real men play cricket! :D

     

    This suggests that a propper footbal pitch can be between 90 to 120m.

  11. Well in the UK we have........

     

    Have you (or anyone else) ever seen 'Look Around You' ??

     

     

    I prefer the 1st series. It's done in a very dead pan way in the style of the old 1970's open university programs. The science is of course - completely off the wall and a load of crap, but it is presented as fact with experiments to back it up. They come up with some interesting versions of teh periodic table...:D Vey funny.

  12. GIRLS ARE EVIL - Mathematical PROOF!:

     

     

    1) Girls require Time and Money so:

     

    Girls = Time x Money

     

    2)we know that Time = Money so:

     

    Girls = Money x Money = Money2

     

    3)Money is the root of all evil (Money = sqrt-Evil) Therefore:

     

    Girls = (sqrt-Evil)2

     

    4) so finally it is proven:

     

    Girls = Evil

     

    .................................................................

     

    Which Writer does mercury come from?..............

     

     

    H.G. Wells! :D

  13. I've not been a member here long, but I reckon your question will get more feedback on one of the following sites:

     

    http://www.eng-tips.com/threadforum.cfm?lev3=57

    http://www.corrosion.com/corroforum/default.asp

    http://www.coatings.de/fcforum/forum.cfm

    http://www.chemicalforums.com/

     

    The first 2 are US based forums for professionals. I think that the 3rd one is mainly europe (?). and the last is mainly kids doing their homework, but it has a subforum for professional contacts.

     

    I hope this helps. :)

  14. You'd have to account for the expansion of the water as it freezes. I'd imagine that would expand your cube a little.

     

    Your block of ice will weigh about 30 pounds, by the way.

     

     

    What if the coins were mearly damp when frozen. This would stick them without all the expansion if they were simply moist rather than under water.

     

    Setting in Urea Formaldehyde resin or any clear glue would look good, but it's a bit permanant.

  15. I once saw a 2.5 L Winchester bottle of this stuff just break apart into 3 bits on the bench. It really made the guy who was using it jump. He was about to open the bottle and before he even touched it it just fell apart! About 1.5L of diethyl ether spread accross the bench and floor. It looked really weired - like looking through intense heat distortion as the stuff evapourated. Guessing their was a weakness in the bottle and the stuff had got warm (sunny day you see) and pressure had built up thus cracking the bottle. Very dangerous - good job there was no bunsen alight!

     

    I stood by the door getting fresh air and kept an eye on him (in case he passed out from the fumes) as he was cleaning it up.

  16. Yea I liked the bit with the rats. Drifting a bit of topic here I think, but pertaining to the experiment in the video, I had a similar experience in a car just after passing my test (I was 18 and a bit of an idiot) - I went round a roundabout in a rear wheel drive car in the wet - I thought it would be cool to accelerate out of the roundabout hard so the back end of the car would just drift slightly on exit (what a div - I thought it would impress my mate). Anyway - needless to say the car span (In my defence I made sure there were no pedestrians or other cars about) - during the spin time slowed down such that me and my mate had a conversation about how stupid it was that I had tried this and decided that we were certainly going to crash. Luckily we just came to a halt and drove off a bit embarrassed.

  17. Not sure why, but your statement (likely not very accurate) reminded me of this from a Michio Kaku presentation:

     

     

    That was quite a cool video - thanks.

     

    QUOTE IA

    "i don't think it would be safe to drive even if you were only slightly high."

     

    .... or tired, or ill etc......

  18. no, they were worse than i perceived them to be. i sucked at a game i was quite good at and took me a full 5 seconds to realise i had been hit by a boot in a related incident later on.

     

    the only thing i can say in my defence was that i realised that i was too monged to do anything requiring more than miniscule concentration.

     

    Yea - OK, if you were THAT monged out then maybe, BUT (:D) - just to play advocate here - I rekon that if driving a real car your subconsious might sharpen you up a bit due to the real dangers of being killed if you make an error. You knew that you could crash your playstation car and not hurt anyone so so your subconsious, stoned brain placed a lower priority on being able to drive as well as normal. If going at a measly 30 mph arround normal roads instead of a race track, you may have been alright. (:D I still don't suggest you try it though)

     

     

     

    QUOTE - from link I posted:

    "Results :-All subjects were able to complete the series without suffering any untoward reaction while driving. Data from one female subject were excluded from the results because no drug was found in her plasma after smoking. "

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