What color are anthrax spores anyway?

[F. Marc de Piolenc]

Too short an incubation period for Anthrax.

Marc de Piolenc

measl at mfn.org wrote:
> 
> Hialeah, Florida-AP -- Florida officials say five people have been
> hospitalized after opening envelopes containing a mysterious white
> powder. Officials with the Hialeah Fire-Rescue Department in suburban
> Miami say one person at an apartment was taken to the hospital today after
> opening a manila envelope. Yesterday, four people at a house 20 blocks
> away were exposed to an apparently identical powder mailed in a manila
> envelope. They contacted authorities today and were hospitalized. Three of
> them are being treated for low-grade fevers.