| 摘要 |
The Worldwide Escape Systems is designed for use as a fire escape for occupants of multistory buildings. The Worldwide Escape Systems comprises sturdy ropes and body harnesses. The ropes and harnesses are coated with highly stable, organo-mineral polymers, a new kind of silicate material which is fire resistant This polymer, officially designated as Quaternary Ammonium Silicates (QAS), also has outstanding heat dissipation characteristics.
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