The alarms will sound when agent leaves the stack. There will not enough time for people to evacuate and there will be chaos and panic. The community will have less than 8 minutes to respond. If an accident occurs during rush hour, people will not have time to get to an enclosed structure. The best way to protect the community is to use a technology that has no smokestack.
Neutralization allows for the operator to be able to make a test-release.
An incinerator does not. Neutralization allows for analysis of effluents each step of the way, before these effluents are released into the environment. Neutralization is a controllable technology. Incineration is not. By being controllable, neutralization allows for the lowest potential of releasing toxins into the environment.