One veteran conservative education reformer describes himself as âfurious and frustratedâ by the increasing dominance of social justice warriors in education reform and the marginalization of dissenting views. âIt's an existential threat,â he notes.
Class A or Ordinary Combustibles ... Class B or Flammable and Combustible Liquids ... Class K for fires that involves combustible or fats cooking oils in well ... â PowerPoint PPT presentation.
Fire extinguishers with a Class B rating are effective against flammable liquid fires. These can be fires where cooking liquids, oil, gasoline, kerosene, or paint have become ignited. Two commonly used chemicals are effective in fighting these types of fires.