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.
CO2 extinguishers are designed for Class B and C (flammable liquid and electrical) fires only. Important: 1  CO 2 is not recommended for Class A fires because they may continue to smolder and re-ignite after the CO 2 dissipates.