Table 5 Descriptive statistics for loss of moisture, % in unfractionated willow, fir and ash chips after various microwave irradiation times

30

1.46

1.15

2.43

1.28

0.30

0.54

37.20

60

4.42

3.66

4.93

1.27

0.22

0.47

10.63

120

9.23

8.27

10.78

2.51

0.75

0.87

9.37

180

15.32

12.92

17.50

4.58

3.83

1.96

12.78

30

1.56

1.45

1.72

0.28

0.01

0.11

7.00

60

4.91

3.62

5.89

2.28

0.76

0.87

17.8

120

11.00

9.16

12.2

3.04

1.35

1.17

10.58

180

18.68

17.53

19.63

2.10

0.44

0.66

3.55

30

0.73

0.55

1.00

0.46

0.03

0.17

23.40

60

2.32

2.10

2.60

0.50

0.04

0.20

8.60

120

4.40

3.94

5.04

1.11

0.18

0.42

9.50

180

6.64

5.25

7.93

2.68

1.07

1.06

15.60