The range of trigger mechanisms is wide and span from mechanical injury, ischemia, infections, genetic alterations to drugs and toxins.
In some cases, trigger mechanisms are removed to prevent them blowing up unexpectedly.
"We put in place as many trigger mechanisms as we could to detect fraud, to prevent fraud, but primarily to detect it," Mr. Eide said.
The briefing says the Iranians are testing trigger mechanisms"—simulating a zero-yield nuclear explosion without any weapons-grade materials—"but there are no diagrams, no significant facts.
Later on Tuesday, on the flight to London, he said the last draft he had seen lacked "trigger mechanisms" to punish Iran for noncompliance.
But it will help to identify the trigger mechanisms for modern-day poverty, and it ought to help coordinate the responses across government agencies to these triggers.
"Sometimes you don't want to bring stuff up, because there are certain trigger mechanisms that can set people off," Anderson said.
But the trigger mechanisms inside, known as the trigger group, are attached differently in the civilian version, and a U-shaped metal ledge is removed.
Supercommittees and trigger mechanisms have a terrible track record in Washington because they constrain responsibility and political choice.
It also avoids too-clever-by-half trigger mechanisms and the opposite pitfall of a laborious legal process.
A variety of trigger mechanisms have been used, including pH shifts, post-translational modification and ligand binding.
