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Filtering by: Academic Affiliation Chemistry Creator El-Mubarak, Aarif H.

Air quality and elemental enrichment factors of aerosol particulate matter in Riyadh City, Saudi Arabia

Creator:

Rushdi, Ahmed I., Al-Mutlaq, Khalid F., Al-Otaibi, Mubarak, El-Mubarak, Aarif H., and Simoneit, Bernd R. T.

Abstract:

Air particulate matter (PM) samples were collected from June 2006 to May 2007 for determination chemical elements. PM samples were taken in two size fractions (PM₂.₅ and PM₁₀) with MiniVolume air samplers on rooftops of various buildings (15-25 m above ground) in the city of Riyadh. The samples were subjected...

Resource Type:

Preprint and Article
Organic Tracers from Asphalt in Propolis Produced by Urban Honey Bees, Apis mellifera Linn.

Creator:

Alqarni, Abdulaziz S., Rushdi, Ahmed I., Owayss, Ayman A., Raweh, Hael S., El-Mubarak, Aarif H., and Simoneit, Bernd R. T.

Abstract:

Propolis is a gummy material produced by honey bees to protect their hives and currently has drawn the attention of researchers due to its broad clinical use. It has been reported, based only on observations, that honey bees also collect other non-vegetation substances such as paint or asphalt/tar to make...

Resource Type:

Article