Keywordscontinuous flow; Raman spectroscopy; process optimization; RAFT polymerization; continuous flow; scale-up; microreactor; porous silicon; oxidation; rosalva; silver catalyst; photodecarboxylation; photochemistry; microreactor; flow chemistry; mass transfer; levitation; bubble; drag force coefficient; Sherwood number; flow chemistry; batch vs. continuous manufacturing; microprocessing; cost analysis; LCA; fine chemicals; pharmaceuticals; multi-product plant; continuous processing; modular plant design; predefined equipment; equipment selection; scale-up; biofuels; catalytic processes; environmentally benign process; green applications; green engineering principles; green process engineering (GPE); supercritical fluids (SCF); propylene carbonate; dimethyl carbonate; epoxides; numbering-up; slug flow; flow stability; multiplicities; extraction; microreactor; continuous flow; semiconductor; nanomaterial; nanostructure; thin film; solution process; gold nanoparticles; microfluidics; core-shell; nanorods; scale-up; process intensification; plasma; holistic process design; energy efficiency; n/a; catalyst; flow; hydrogenation; microreactor; monolith; nanoparticle