U.S. Congress, Office of Technology Assessment, Technologies Underlying Weapons of Mass Destruction, OTA-BP-ISC-115 (Washington, DC: U.S. Government Printing Office, December 1993).
The stability of a microbial aerosol can be
increased by adding a variety of compounds to the
spray material.58 Moreover, antiagglomerants such
as colloidal silica help prevent the clumping of
freeze-dried microbial agents and toxins that have
been milled into a fine powder.