![An employee prepares a plate of fibre to be used during a ballistic test at the Dyneema plant in Heerlen November 12, 2007. To ensure that their cockpit doors were bullet proof, An employee prepares a plate of fibre to be used during a ballistic test at the Dyneema plant in Heerlen November 12, 2007. To ensure that their cockpit doors were bullet proof,](https://c8.alamy.com/compfr/2d191d1/an-employee-prepares-a-plate-of-fibre-to-be-used-during-a-ballistic-test-at-the-dyneema-plant-in-heerlen-november-12-2007-to-ensure-that-their-cockpit-doors-were-bullet-proof-airlines-turned-to-dyneema-a-thermoplastic-that-is-15-times-stronger-than-steel-but-light-enough-to-float-on-water-dutch-chemical-company-dsm-had-at-one-time-almost-abandoned-dyneema-as-a-commercial-product-now-dsm-is-hoping-it-can-replicate-the-success-of-kevlar-an-aramid-fibre-made-by-dupont-co-picture-taken-november-12-2007-to-match-feature-dyneema-reuters-jerry-lampen-netherlands-2d191d1.jpg)
An employee prepares a plate of fibre to be used during a ballistic test at the Dyneema plant in Heerlen November 12, 2007. To ensure that their cockpit doors were bullet proof,
![Spindles of Dyneema fibre stand in the foreground as an employee reads a test report at the Dyneema plant in Heerlen November 12, 2007. To ensure that their cockpit doors were bullet proof, airlines turned to Dyneema, a thermoplastic that is 15 times ... Spindles of Dyneema fibre stand in the foreground as an employee reads a test report at the Dyneema plant in Heerlen November 12, 2007. To ensure that their cockpit doors were bullet proof, airlines turned to Dyneema, a thermoplastic that is 15 times ...](https://c8.alamy.com/zoomsfr/9/bd251dfeea074b65a94471fa427d48d2/2d1f9n6.jpg)
Spindles of Dyneema fibre stand in the foreground as an employee reads a test report at the Dyneema plant in Heerlen November 12, 2007. To ensure that their cockpit doors were bullet proof, airlines turned to Dyneema, a thermoplastic that is 15 times ...
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