Police said they found more traces of the material - described as tetryl, a chemical used to boost the power of explosives - on clothes seized from Khan's apartment, Chile's state television reported.    From Wordnik.com.  [Fore, right!] Reference

When you are satisfied that the tetryl is free of acids, filter it from the water and allowed to dry.    From Wordnik.com.  [A Large Collection of Incendiary Information (Part II)] Reference

Toxicological profile for tetryl.    From Wordnik.com.  [Public Health Statement for Chlorinated Dibenzo-p-dioxins (CDDs)] Reference