We examine the validity of the slump test for predicting the yield stress of polymeric suspensions and mineral suspensions.First we propose a modification of this test: in order to make measurements on fluids with high yield stress (of the order of several hundreds of Pascal) we add a mass at the sample top.From detailed observations of the slump i
The aim of the paper is to evaluate the development of international migration in relationship to the recent economic situation in member countries of the European Union using quantitative methods including cluster analysis.The number of immigration in Europe has declined since the start of the global recession.The main reason was the decrease of d
Wildlife can represent a reservoir of zoonotic pathogens and a public health problem.In the present study, we investigated the spread of zoonotic pathogens (Salmonella spp., Yersinia enterocolitica, Listeria monocytogenes, Shiga-toxin-producing Escherichia coli (STEC), and hepatitis E virus (HEV)) considering the presence of virulence and antibioti
Abstract Studies on injecting drug use Pet Steps in East Africa are reviewed.The existingstudies document the spread of heroin injection in Kenya and Tanzania, both countries where HIV rates are high.No data from Uganda on injecting drug use was found by the authors.A case study of the growth of heroin injection in a Kenyan coastal town is presente