Part of the challenge in designing effective safety controls is providing feedback and inputs necessary to keep the controller's model consistent with the actual state of the process.
The report specifies many necessary critical safety controls.
How does Edward Lee characterize the problem of pilot's resistance to automatic safety controls?
firm Raybestos-Manhattan to relocate in Mexico (where, presumably, there would be no safety controls).
The move acknowledges the risk for patients and allows the agency to impose tighter safety controls.
"There was such a focus on environmental controls that the life safety controls were overlooked," said one former senior official.
In addition, OSHA also identified 439 "willful and egregious" violations of industry-accepted safety controls at the refinery.
Columbus Centre's spokesman, Rubenstein Public Relations, said that the project "has been progressing under strict safety controls and procedures".
South Africa's production fell by 8%, partly in response to tougher safety controls.
