Which three key extrinsic factors are microbial spoilage uniquely susceptible to control via?

Answer

Temperature, water activity (a_w), and pH

Microbial spoilage is uniquely susceptible to control via three key extrinsic factors: temperature, water activity (a_w), and pH.

Which three key extrinsic factors are microbial spoilage uniquely susceptible to control via?
foodpreservationdegradationspoilagetype