The most commonly used bioreactors are of stirring type, which
🖼️Related NCERT figure: Diagram showing two types of stirred-tank bioreactors: (a) Simple stirred-tank bioreactor with labeled components including motor, foam braker, flat bladed impeller, culture broth, acid/base for pH control, steam for sterilisation, and sterile air; (b) Sparged stirred-tank bioreactor showing increased surface area for oxygen transfer, gas entrainment, and bubbles that dramatically increase the oxygen transfer area (Figure 9.7 (a) Simple stirred-tank bioreactor; (b) Sparged stirred-tank bioreactor through which sterile air bubbles are sparged)
NCERT Biology · Class 12 · Chapter 9 · Paragraph 54