Sample

Aerobic bacteria

Total coliforms

Yeasts and moulds

Aspergillus species

Staphylococcus aureus

Sesame seed (log10 CFU/g)

-

-

2.31cd ± 0.13

1.17b ± 0.13

-

Crude sesame oil (log10 CFU/mg/ml)

2.44cd ± 0.07

2.39d ± 0.14

2.31cd ± 0.08

1.33b ± 0.01

2.09dc ± 0.12

Municipal water (log10 CFU/mg/ml)

1.58f ± 0.44

1.46f ± 0.28

-

-

0.67g ± 0.49

Ground Water (log10 CFU/mg/ml)

2.76c ± 0.23

3.41c ± 0.14

-

-

0.83gf ± 0.31

Animal manure (log10 CFU/mg/ml)

-

5.81a ± 0.48

-

-

1.24gef ± 0.28

Surface ((log CFU/m2)

Milling and pressing machine

4.55ab ± 0.12

4.54b ± 0.12

-

2.87b ± 0.19

Filtration machine

5.06a ± 0.09

4.52b ± 0.13

-

2.56bc ± 0.31

Filling machine

4.34b ± 0.15

3.99bc ± 0.05

3.73b ± 0.09

-

-

Floor of sesame store

4.83ab ± 0.13

4.47b ± 0.20

4.47a ± 0.07

3.50a ± 0.09

3.22ab ± 0.05

Wall of the extraction plant

4.62ab ± 0.18

4.28b ± 0.11

4.27ab ± 0.20

3.37a ± 0.16

-

Protective clothing

Clove (log CFU/glove)

2.11def ± 0.20

1.78def ± 0.22

1.18e ± 0.29

-

3.77a ± 0.36

Gown (log CFU/gown)

2.05def ± 0.10

2.23ed ± 0.20

3.01c ± 0.33

-

3.26ab ± 0.14

Air (log CFU/hr)

Indoor air during production

2.55cd ± 0.19

1.63ef ± 0.28

2.06d ± 0.11

-

1.82de ± 0.04

Indoor air after production

2.17de ± 0.18

1.36f ± 0.39

1.73de ± 0.23

-

1.54def ± 0.09

Outdoor air during production

1.18ef ± 0.10

1.70ef ± 0.16

1.70de ± 0.57

-

1.35def ± 0.18

Outdoor air after production

1.79ef ± 0.08

1.73def ± 0.12

1.79de ± 0.08

-

0.74g ± 0.20