the same expression as that for half-life. It is worth noting that k, the first-order rate constant, or the exponential growth (or decay) constant, has a dimension of reciprocal of time.

Microbial cell growth rate at exponential phase and cell death rate in a thermal sterilization process are both first order. The specific growth rate and death rate are customarily denoted by // and D (the decimal reduction time), respectively. They are shown in the following equations. For cell growth rate, x being cell concentration:

For cell death rate:

The Mediterranean Diet Meltdown

The Mediterranean Diet Meltdown

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