Is styrene flammable?

Is styrene flammable? Styrene Monomer is a FLAMMABLE LIQUID. Use dry chemical, CO2, water spray or foam as extinguishing agents. POISONOUS GASES ARE PRODUCED IN FIRE. Styrene Monomer can form unstable Peroxides in AIR that may explode spontaneously. What is the flashpoint of styrene? 31°C c.c. Flash point: 31°C c.c. Read more…

What are the principles of constructivist theory in teaching science?

What are the principles of constructivist theory in teaching science? 2 Guiding principles of constructivism Knowledge is constructed, not transmitted. Prior knowledge impacts the learning process. Initial understanding is local, not global. Building useful knowledge structures requires effortful and purposeful activity. What are constructivist learning principles? Constructivism is the theory Read more…