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Các nhà khoa học nghiên cứu chất gây ô nhiễm môi trường như thế nào?

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Published on Aug 14, 2012

How do scientists study contaminants in the environment? (in Vietnamese). This video describes passive sampling devices or PSDs, a unique tool that we use to measure contaminants, such as PAHs, in the environment.

Video này mô tả các thiết bị lấy mẫu thụ động hoặc PSD, một công cụ độc đáo mà
chúng tôi sử dụng để đo các chất gây ô nhiễm trong môi trường như PAH.

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