Several different processes of varying effectiveness can be used to purify air. 1  Thermodynamic sterilization (TSS) - This technology uses heat sterilization via a ceramic core with micro capillaries, which are heated to 200 Â°C (392 Â°F).
What is Common Core? The Common Core State Standards Initiative is a state-led effort that established a single set of educational standards for kindergarten through 12th grade in English language arts and mathematics.
Common Core. Washington State Learning Standards. The Office of the Superintendent of Public Instruction develops the state's learning standards and oversees the assessment of the learning standards for state and federal accountability purposes.