clean Definition and 72 Threads

  1. G

    Americans clean up in best beers in the world 2009 list

    I thought Americans made watered down crap? http://www.ratebeer.com/RateBeerBest/bestbeers_012009.asp As it has been for the last 8 years, RateBeer Best was again the largest beer competition in the world -- over 1.97 million reviews of 91,000 beers from over 8700 brewers worldwide were...
  2. J

    Coffee grains are hard to clean up

    Inspired by the recent thread on flying coffee grains I felt the urge to ask if anyone knows why coffee is so darn hard to clean up? It doesn't stick to the rag as most substances do. I'm assuming it has something to do with the grains' surface structure, but what kind of physics describes this?
  3. 0

    Eliminating Power Line Noise in Sensitive Equipment for Scientists

    I am having noise of 120kHz(+-10kHz) and at least the first eight harmonics in my very sensitive equipment. It's not coming in from the input (it is independent from the input and I also suppress it with approximately 180dB) The frequency also seems to low for radio transmissions. So I suspect...
  4. C

    Coming out with clean values for arccos, arcsine and arctan

    Coming out with "clean" values for arccos, arcsine and arctan Homework Statement Not so much a homework problem just something that bugs me and it's taken until first year Uni math before I asked it. In the text or in lectures when taking the arccos of say, 1/root2, the lecturer won't write...
  5. wolram

    Two Weeks of House Cleaning and Fixing - What to Do First?

    I have 2 weeks holiday and it is all allocated to house cleaning and fixing, i have a list as long as my leg, heck knows where to start first outside work or inside, there is a mountain of rubble to clear outside and a 1/4 inch of dust inside, may be i should hope for a strong wind and open the...
  6. K

    Clean energy and more drinking water.

    Ok, as usual I might have gotten a concept wrong here, I usually do. If that is the case then please point it out to me. The "natural" state of hydrogen and oxygen is to combine to H2O. That is, if you put them in proximity they react together to form said molecules. Now, we can use energy to...
  7. J

    Can Coal Be Clean? Debate & Survey

    Coal- clean? or dirty? Hello everyone I have received a termproject regarding energy myths and my topic is this: Can coal be as clean as other fuels? I personally would say yes but I need some good replies from you guys for this survey...either the eco side or the capitalist side...
  8. baywax

    Clean Trains in Japan & Wind Powered Cars

    I believe this has just been tested (again) yesterday (Sept 17th/07) From: http://www.scenta.co.uk/scenta/news.cfm?cit_id=1217038&FAArea1=widgets.content_view_1&search_text1=&startrow1=16 The electric car just got a boost from the power generated by its own wind...! Article from JCNNetwork...
  9. J

    Idea for clean Power Generation

    This came to me last night in a dream. I was wondering if anyone here can validate whether or not this idea is realistic or just nothing more than a dream? It may not be new but I haven't seen it anywhere else. I put together a simple drawing to explain it. See the link below. If anyone else has...
  10. J

    Ways to generate clean electricity?

    Ways to generate clean electricity? I’ve been working long on this one, I’m working on a project to generate electricity from every but fossil fuels, don’t want to pollute our world any more with Carbon dioxide //CO2 What about using water to convert to hydrogen and oxygen and then use that...
  11. K

    MTS buses powered by clean natural gas

    MTS buses "powered by clean natural gas" I saw several mts buses with signs "powered by clean natural gas". Are these buses really are powered by clean natural gas? If so, what is this natural gas? And why arent most forms of transportation uses this insteading the the polluting gasoline?
  12. Ivan Seeking

    Clean words that sound bad or dirty, and alternative definitions

    subduction better yet, add the definition: Subduction is the act of abducting your second choice. Or, as in, "I got subducted on the first date"
  13. Tsu

    Why is it important for scientists to regularly clean out their PM boxes?

    Evo, clean out your PM box! I need to send you something. :smile:
  14. P

    News Bush Administration: "Remarkably Clean

    "remarkably clean" http://www.detnews.com/2005/politics/0510/29/polit-365208.htm Hello? THe McCain smear in the 2000 primaries? The Florida election debacle? The 2004 election problems? etc etc etc re: bin Laden, etc etc etc? Not to mention that to call *now* the moment of scandal...
  15. S

    Clean Fusion Bombs: Possibility of "Clean" Explosions

    Could it be possible to one day create fusion bombs that are "clean"(not create radioactive isotopes and other nasty stuff that lingers for years)? The only thing it'd do is create thermal energy and the bast when it goes off?
  16. D

    Integrating tan^2(u)(sec(u))du: Is There a Clean Way?

    whats the integral of tan^2(u)(sec(u))du? i was trying to integrate (x^2)/sqrt(x^2+1)dx, and came into that. it turns out pretty messy though, is there a clean way to do it?
  17. T

    Is Running a Clean Campaign Possible in Competitive Voting?

    With the voting going on right now I think we all need to make sure we don't resort to any underhanded tricks to try to get votes. It's like my mother said on her deathbed, "tribdog, there is nothing I want more cough than to see you win a PF Award. cough cough. Please don't resort to...
  18. iansmith

    G-Wash: Launch Your Clean Car Revolution!

    http://g-wash.com/index.php?pageid=content_launch&id=192
  19. T

    Clean Up Your Room: Tips from Pink Fuzzy Bunny

    ..your room is messy? well, http://bash.org/mess/accepted/382128_PinkFuzzyBunny?full=1
  20. B

    Time Machine's to be kept clean at all time's. Memo

    To all staff and sales Representatives. A situation arose whereby a time machine has driven by a staff member , was required in order to show a customer for the purpose of a test drive and possible sale. The time machine vehicle was far from satisfactory condition in respect to cleanliness...
  21. T

    What happened to good, clean COMEDY, like the old days

    Good Family Comedy is a Rarety today. I miss Comedians like The three Stooges, Jack Benny, Bob Hope, Red Skelton and many others. They were absolute Masters of Comedy. Todays' Comedians just don't get it. They fill their Acts with profanity, Sex, etc. Too bad they didn't learn anything from...
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