单选题Which of the following statements describes the relationship between flash point and ignition temperature?（）ABoth are higher than normal burning temperaturesBThe flash point is always higherCThe ignition temperature is always higherDThey are not necessarily related
单选题
Which of the following statements describes the relationship between flash point and ignition temperature?（）
A
Both are higher than normal burning temperatures
B
The flash point is always higher
C
The ignition temperature is always higher
D
They are not necessarily related
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