The way the parts fit sako security control measures to prevent the accident by a person not be detrimental to the others until they are planning for the safety of employees.
Cisco, the most secure enough to use control measures to prevent the accident by failing to allow him to perform that task until it is planning to ensure the safety of employees.
The security section shows ego take control measures to prevent the accidents can not be conservative relative to นปฎิ performance that until there is planning to ensure the safety of the staff!