Figure 3. Mean results ± standard deviation of (A) malodor levels as scored by judge 1 (
) and judge 2 (
) (with results presented on a semi-integer scale of 0-5), and (B) volatile sulfide levels measured with the use of a sulfide monitor (HalimeterTM), as ppb sulfide equivalents. * indicates high significance (p = 0.009, N = 6).