Other Useful Tools

https://learncheme.github.io/

https://www.spiraxsarco.com/resources-and-design-tools

https://www.chesolver.com/

https://checalc.com/

https://www.tlv.com/global/TI/calculator/

https://www.codecalculation.com/calculations/

https://kimray.com/sizing-calculator/gas-sizing

https://chethermo.net/tutorials

https://cache.org/teaching-resources-center

https://resourcium.org/

https://www.spiraxsarco.com/resources-and-design-tools/calculators/orifice/flow-coefficient-to-orifice-diameter

Filter - PhET Interactive Simulations (colorado.edu)