From: Bob Mazzullo (rmazzullo@si.rr.com)
Date: 05/14/01-06:05:56 PM Z
You can use TV tuner cleaner to do the exact same thing. It comes
in a small aerosol spray can, and is probably a LOT cheaper than
the "law enforcement version".
Bob
> -----Original Message-----
> From: zby [mailto:zby@eudoramail.com]
> Sent: Monday, May 14, 2001 11:20 AM
> To: AltPhoto
> Subject: See-through paper spray
>
>
> Yesterday, flying back from England aboard British Airways plane I saw
> BBC news clip about the new tool for law enforcement agencies that makes
> it possible to check contents of letters through paper envelopes.
> It is a spray (small aerosol can) that makes paper transparent.
> They showed a photograph placed inside the brown paper envelope. After
> spraying the envelope the photograph became clearly visible. After a
> while, the substance dries away without leaving any visible trace.
> According to this news clip, this stuff is available only to police etc.
>
> I wonder if anybody knows anything more about this substance. It could
> make problems with paper waxing "disappear".
> Ben
>
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