This video is for Edexcel IGCSE Biology 9-1 but is relevant for many GCSE Biology courses. It covers the following objectives from the syllabus
5.8 Understand the use of an industrial fermenter and explain the need to provide suitable conditions in the fermenter, including aseptic precautions, nutrients, optimum temperature and pH, oxygenation and agitation, for the growth of microorganisms.
You can download a teaching PowerPoint for this topic here: https://www.mrexham.com/5-uses-of-bio...
Or one for the whole course here: https://www.mrexham.com/store/p118/Ul...