[Robotgroup] [RE]Re: Strobing light onto water...?

Fri Aug 11 12:36:48 PDT 2006

Why have I not heard of this: UV bubbles!
http://www.teknobubbles.com/ or google "UV bubbles"
This calls for an experiment! 

--- Def Egge <robodigest at innervate.com> wrote:

> Mark,
> 
> The old bluing agents were, literally, water-soluble
> blue dyes.  They
> lacked significant UV absorption / fluorescence.  I,
> too, can remember
> seeing the stuff around the house.
> 
> The newer optical whitening agents - usually
> invisible to the naked eye or
> with a yellowish tinge  - but fluorescing intensely
> under UV (or in bright
> sunlight) are a completely different class of
> compounds.  In addition to
> being more light stable, they can be engineered to
> be soluble in a wide
> variety of carriers.
> 
> It might be interesting to see the effects of the
> modern optical whiteners
> mixed with food coloring.
> 
> I hope all is well with the new addition to the
> family and the new job.
> 
> 
> All the best....
> 
> Mike
> 
> 
> 
> 
> At 13:02 2006/08/11 -0400, you wrote:
> >
> >   To make "whites whiter" detergents have what is
> called a "bluing
> >   agent". It used to be that you could purchase
> this separately. It is a
> >   chemical that reflects ultraviolet light but is
> otherwise colorless
> >   when in your laundry. Thus it makes your white
> laundry seem to glow
> >   whiter in sunlight (and in some street lights).
> I recall my
> >   grandmother having a bottle of this liquid and
> it looked a bit blue in
> >   color, like a watered-down ink.
> >   Possibly, a bluing agent with food coloring is
> all you need. You could
> >   have red, yellow, green, blue, and so on. The
> ultraviolet LEDs should
> >   bring out the fun colors.
> >   Regards,
> >   Mark
> >   ---------[ Received Mail Content ]----------
> >   Subject : Re: [Robotgroup] Strobing light onto
> water...?
> >   Date : Wed, 09 Aug 2006 12:45:30 -0500
> >   From : Don Colbath
> >   To : Austin Robotgroup Mailing List
> >   Verified that even diluted my dollar store
> detergent with bleach
> >   alternative glows with my UV key chain light.
> Was shining it around
> >   the garage to see what else lit up and the lid
> to my fabric softener
> >   lit
> >   up orange then I hit a florescent yellow sticker
> and it was very
> >   bright.
> >   Anyway I think a dripping fountain with UV LED
> strobes would be cool.
> >   What about milk?
> >   What about milk with detergent? Wouldn't taste
> too good but might look
> >   great.
> >   Don
> >   Paul Atkinson wrote:
> >   >Looks really cool, just remember that
> flourescein (sp?) stains
> >   everything! Might be easier to use tonic water
> or quinine. I wonder if
> >   Mike still has that list of UV flourescing
> materials, cat urine, etc.
> >   >
> >   >Paul
> >   >
> >   >Denise Scioli wrote:
> >   >We must get a bottle of this asap! Way cool.
> The ideas are
> >   multiplying at
> >   >great rate.
> >   >
> >   >Denise
> >   >
> >   >
> >   >
> >   >>From: Vern Graner
> >   >>Reply-To: vern at txis.com, Austin Robotgroup
> Mailing List
> >   >>
> >   >>To: Austin Robotgroup Mailing List
> >   >>Subject: [Robotgroup] Strobing light onto
> water...?
> >   >>Date: Tue, 08 Aug 2006 18:49:15 -0500
> >   >>
> >   >>Sounds simple... even boring.. till you SEE
> IT! WOW!
> >   >>
> >   >>http://cre.ations.net/creation/44
> >   >>
> >   >>Vern
> >   >>
> >   >>--
> >   >>Vern Graner CNE/CNA/SSE
> >   "If the network is down, then you're
> >   >>Senior Systems Engineer
> >   obviously incompetent so why are we
> >   >>Texas Information Services
> >   paying you? Of course, if the network
> >   >>http://www.txis.com
> >   is up, then we obviously don't need
> >   >>Austin Office 512 328-8947
> >   you, so why are we paying you?" ©VLG
> >  
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