President Obama has nominated George Washington University Research Professor David Michaels, Ph.D., as Assistant Secretary for the Occupational Safety and Health Administration–head of the Department of Labor agency
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Aci Superplasticizer, Sustainability Conferences Converge In Spain
ACI’s “Ninth International Conference on Superplasticizers and Other Chemical Admixtures in Concrete” and “Tenth International Conference on Recent Advances in Concrete Technology and Sustainability Issues” will run concurrently, Oct. 12-16, at the Hotel Meli∑ Lebreros in Seville, Spain
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