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Occupational exposure to carcinogenic wood dust in two Italian biomass power plants

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29 dic 2024

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Figure 1

Biomass power plant and wood chips stored at the wood park
Biomass power plant and wood chips stored at the wood park

Figure 2

Biomass power plant: production cycle diagram
Biomass power plant: production cycle diagram

Figure 3

Occupational exposure to wood dust measured with personal samplers and grouped by specific work tasks
Occupational exposure to wood dust measured with personal samplers and grouped by specific work tasks

Figure 4

Occupational exposure to wood dust measured with personal samplers by survey year
Occupational exposure to wood dust measured with personal samplers by survey year

Figure 5

Occupational exposure to wood dust measured with personal samplers by plant
Occupational exposure to wood dust measured with personal samplers by plant

Figure 6

Wood dust dispersion in ambient air (mg/m3) at different operational areas of the biomass power plants measured with static samplers
Wood dust dispersion in ambient air (mg/m3) at different operational areas of the biomass power plants measured with static samplers

Wood dust levels in ambient air (mg/m3) measured at different operational areas with static samplers

Fuel reception Wood park Loading hoppers of the combustion plant Port area (loading and unloading dock)
Samples (N) 7 20 17 22
Geometric mean (GM) 0.061 0.126 0.362 0.131
Geometric standard deviation (SD) 1.81 2.45 2.89 2.38
Arithmetic mean (M) 0.073 0.185 0.585 0.201
Standard deviation (SD) 0.060 0.175 0.614 0.234
Maximum 0.204 0.629 2.222 1.056
Minimum 0.040 0.023 0.037 0.047
Interquartile range (Q3–Q1) 0.044 0.153 0.543 0.186

Occupational exposure to wood dust in mg/m3 measured with personal samplers and grouped by work task

Task 1 Task 2 Task 3 Task 4 Task 5
Heap forming Combustion plant feeding Fuel sampling Supervision Cleaning/sweeping
Samples (N) 19 9 11 7 10
Geometric mean (GM) 0.171 0.130 0.604 0.192 0.904
Geometric standard deviation (GSD) 3.64 2.97 2.64 1.51 2.63
Arithmetic mean (M) 0.368 0.204 1.051 0.207 1.421
Standard deviation (SD) 0.467 0.183 1.588 0.086 1.734
Maximum 1.536 0.557 5.707 0.319 6.133
Minimum 0.018 0.024 0.207 0.128 0.172
Interquartile range (Q3–Q1) 0.309 0.299 0.694 0.162 1.132
Normality test** 0.197 passed 0.600 passed 0.201 passed 0.047 failed 0.856 passed
Probability (UR) 1.90 2.51 1.23 (*) 0.81
Compliance test (UR>UT) Passed Passed Failed (*) Failed
Idiomas:
Inglés, Croatian, Slovenian
Calendario de la edición:
4 veces al año
Temas de la revista:
Medicina, Ciencias médicas básicas, Ciencias médicas básicas, otros