If toxic waste containg cyanide is not disposed of properly, it may drain into ponds, streams, sewers, and reservoirs.
Cyanide can only be spread through water
Cyanide could leak in a number of ways
( z1 possible :ARG1 ( z2 spread :ARG1 ( z3 small-molecule :name ( z4 name :op "cyanide" ) ) :ARG2 ( z5 water ) :mod ( z6 only ) ) )