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In this study, 55 air-conditioner filter dust samples from six different workplaces including commercial office, secondary school, shopping mall, hospital, electronic factory and manufacturing plant in Hong Kong were collected for analyses of PAH concentration and cytotoxicity. Chemical analyses showed that the total PAHs ranged from 1.17 to 25.5μg/g, with the dust samples from manufacturing plant...
A 6-month greenhouse pot trial was performed, aimed at screening appropriate Sesbania species for remediation of Pb/Zn and Cu mine tailings. Performances of young seedlings of four Sesbania species (S. cannabina, S. grandiflora, S. rostrata, and S. sesban) were compared with and without inoculation of rhizobia. Seedlings were planted in two types of tailings amended with garden soil or garden soil...
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