When used to fight fire，carbon dioxide（）.
- Ais effective if used promptly on an oil fire
- Bhas a greater cooling effect than water
- Cis lighter than air
- Dis harmless to cargo and crew
问题
When used to fight fire，carbon dioxide
参考解析：
分类：应急预案与EMS题库
相关推荐
-
1、When fighting an oil or gasoline fire
When fighting an oil or gasoline fire in the bilge，which of the following should NOT be used?（）AFoamBSolid stream water nozzleCAll-purpose nozzleDCarbon dioxide
-
2、When using carbon dioxide to fight a f
When using carbon dioxide to fight a fire on a bulkhead，the CO2 should be applied（）.Afirst to the bottom of the flaming area，sweeping from...
-
3、When fighting an electrical fire, you
When fighting an electrical fire, you should first （）.Astop ventilation to the areaBstop the vesselCsecure electricity to the circuitDapply CO2 to the fire
-
4、A carbon dioxide fire extinguisher has
A carbon dioxide fire extinguisher has been partially discharged, and should be immediately （）.Atagged and restowed properly in its rackBweighed...
-
5、As compared to carbon dioxide，dry chem
As compared to carbon dioxide，dry chemical has which advantage?（）ACleanerBEffective on metal firesCGreater rangeDMore cooling effect
-
6、Carbon dioxide flooding system is used
Carbon dioxide flooding system is used for extinguishing fires because it reduces the concentration of oxygen in the air to（）.Aflashing pointBcombustion pointCauto-ignition pointDlower explosive limit