Journal of Water Supply: Research and Technology - Aqua

Volume 47 Number 1
February 1998

Contents

1

Results of a survey on asbestos fibre contamination of drinking water in Tuscany, Italy

M. Cherubini, G. Fornaciai, F. Mantelli, E. Chellini and C. Sacco

9

Modeling, simulation and operational parameters of dissolved air flotation

Y. Matsui, K. Fukushi and N. Tambo

21

Effects of iron and manganese on the scaling potentiality of water

B. Pernot, M. Euvrard and P. Simon

30

Granular ferric hydroxide—a new adsorbent for the removal of arsenic from natural water

W. Driehaus, M. Jekel and U. Hildebrandt

36

Turbidity removal by the up-flow pelletisation process for low turbidity water

T. Panswad and B. Chan-narong

41

Efficiency of three powdered activated carbons for the adsorption of atrazine and diuron–use of some models

J. Ayele, V. Leclerc and Ph. Couillault