the part of iso 16936 sets forth a physical test method for security-glazing designed to resist actions of manual attack by delaying access of objects and/or persons to a protected space for a short period of time its application is limited to the evaluation and the classification of the resistance of forced entry security giazing against the following threats: - Blunt tool impacts - Sharp tool impacts - Thermal stress - Chemical stress ( optional) It is not applicable to the use of power (motor-or engine-driven ) tools or devices explosives, military ordnance and tools, and processes or devices requiring more than two persons to transport and operate