火灾科学技术人员学会如何测试防火阻燃材料和灭火设备的安全。

Fire science technicians learn how to test the safety of fire-retardant materials and fire suppression devices.

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如果怀疑空气中缺氧或缺氧可能发生，使用氧检测设备来测试缺氧空气。可以回顾一下合适的材料安全数据表(MSDS)。

If oxygen-deficient atmospheres are suspected or can occur, use oxygen monitoring equipment to test for oxygen-deficient atmospheres. Review the appropriate Material Safety Data Sheet (MSDS).

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如果怀疑空气中缺氧或缺氧可能发生，使用氧检测设备来测试缺氧空气。可以参考合适的材料安全数据表(MSDS)。

If oxygen-deficient atmospheres are suspected or can occur, use oxygen monitoring equipment to test for oxygen-deficient atmospheres. Review the liquid nitrogen Material Safety Data Sheet (MSDS).

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