It's possible to recover data that has been overwritten by new data several
times.
It requires very special equipment.
Bryan
Jon Wennerberg wrote:
> On Wednesday, October 12, 2005, at 11:04 AM, Bryan Savage wrote:
>
>> Before you let a PC hard drive out of your sight.........
>> http://www.microsoft.com/athome/security/update/donatecomputer.mspx
>>
>> If you can't overwrite the Hard Drive, use a sledge hammer on it.
>>
>> Bryan
>> (RAND Corp. used to melt them down)
>>
>
> One of our pieces of business (here at Star industries) is to recycle
> computers (e-waste). Hard drives, as well as everything else, are
> "de-manufactured" back into basic stuff -- metal, plastic, components,
> etc -- and returned to the basic materials market. Everything gets
> melted/dissolved/crushed & baled. It's all done on this side of the
> ocean by Cheesehead Wisconsonites. Nothing* goes to landfill anyplace.
> We've sent about 140,000 pounds of e-waste to the recycler so far in C
> Y 2005. Since we're a confidential document destruction company we've
> got some pretty good protocols about keeping secrets, whether on paper
> or on hard drives. All the stuff we do is traceable cradle-to-grave.
>
> I investigated a firm in Cleveland that was going to use a proprietary
> chemical process to recover the precious metals from the boards -- but
> the "reserved" the right to re-sell anything they didn't want to bathe
> in their juice, and since I tell our customers that their stuff will
> never again see the light of day -- no go to Cleveland.
>
> * Well, maybe the wood from all those old console television sets. . .
>
> Jon E. Wennerberg
> Owner
> Star Industries
> P O Box 1054
> Marquette Michigan 49855
> 906 249 3342 Office
> 906 249 5247 Fax
|