Poisonous salt (7)
I believe the answer is:
cyanide
(Other definitions for cyanide that I've seen before include "Extremely poisonous salt" , "Toxic salt" , "Poisonous compound" , "Nice day (anag) - poison" , "Highly toxic substance" .)
I believe the answer is:
cyanide
(Other definitions for cyanide that I've seen before include "Extremely poisonous salt" , "Toxic salt" , "Poisonous compound" , "Nice day (anag) - poison" , "Highly toxic substance" .)