[ale] Off Topic, hard drive shredder

[planas]

Hi

On Fri, 2011-08-05 at 16:02 -0400, Geoffrey Myers wrote: 

> Charles Shapiro wrote:
> > Argh.  I realize all too well that flourescents are hazardous waste. The 
> > problemo is that there is no simple way for a private individual to get 
> > rid of them legally.
> 
> There is a guy over in Kennesaw who will recycle them.  I've not made my 
> way over there yet as I'm collecting a few first.  You have to contact 
> him to make sure he's there to drop them off.

I would be surprised if more than a quarter of the bulbs are properly
disposed by most people. Most probably will throw them out in their
trash that goes to the non-hazardous landfill. 

> 
> > 
> > -- CHS
> > 
> > 
> > On Fri, Aug 5, 2011 at 11:42 AM, planas <jslozier at gmail.com 
> > <mailto:jslozier at gmail.com>> wrote:
> > 
> >     __
> >     Hi
> > 
> > 
> >     On Fri, 2011-08-05 at 09:35 -0400, Jeff Hubbs wrote:
> >>     On 8/5/11 12:47 AM, Sparr wrote:
> >>     > I've recently come into possession of a large security disintegrator,
> >>     > designed for shredding things like hard drives and tapes and such. I'm
> >>     > trying to figure out what to do with it. Selling it is, of course, an
> >>     > option, but I was thinking of possibly starting up a small security
> >>     > business to destroy hard drives for people. Is there a market for that
> >>     > in Atlanta?
> >>     It would make a big difference if your apparatus of mindless destruction 
> >>     were mobile.  But you are going to have a waste stream like nobody's 
> >>     business; some of that will be leaded solder, which is toxic.  One thing 
> >>     you could certainly do without too much difficulty would be to separate 
> >>     out the ground-up magnets; run the refuse past a piece of iron that gets 
> >>     scraped off periodically.  I don't know what all the composition of disk 
> >>     drive magnets would be in the field - I'd suspect samarium cobalt and 
> >>     neodymium.  What you recover could potentially be press-formed into 
> >>     fairly decent magnets, suitable for electricity generation, but as far 
> >>     as actually separating out the metals into bulk material with a net 
> >>     positive value, I dunno.
> >>
> >>     Possessing this device only makes sense if it's actively being used, so, 
> >>     congratulations on having entered the waste processing business! :)
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> >     Once you grind up the hard drive you could attempt to recover the
> >     metals present using a combination of physical and chemical methods.
> >     The metals should be a reasonable purity to sell .
> > 
> >     If limited metal recovery is done you probably will have D- series
> >     (unless the EPA has a specific classification) hazardous waste. I do
> >     not know the current prices for hazardous waste disposal. But when I
> >     was handling waste disposal I found there was roughly a 10x
> >     difference between the charges of non-hazardous waste and a
> >     hazardous waste.
> > 
> >     Off topic stupidity, most people do not realize that fluorescent
> >     lights should be disposed as a hazardous waste - mercury is the culprit.
> > 
> >     -- 
> >     Jay Lozier
> >     jslozier at gmail.com <mailto:jslozier at gmail.com>
> > 
> > 
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> > 
> > 
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> 



-- 
Jay Lozier
jslozier at gmail.com
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