A petroleum liquid has a flash point of 13
问题:
A petroleum liquid has a flash point of 135°Fahrenheit. This liquid is classed as a grade ().
A.B flammable liquid
B.C flammable liquid
C.D combustible liquid
D.E combustible liquid
A petroleum liquid has a flash point of 135°Fahrenheit. This liquid is classed as a grade ().
A.B flammable liquid
B.C flammable liquid
C.D combustible liquid
D.E combustible liquid