A treatment train for the remediation of a raw olive mill wastewater (OMW) was investigated, aiming to comply with emission limit values (ELVs) direct discharge into water bodies. The following stages were proposed: (i) pre-treatment (filtration and sedimentation), (ii) coagulation, (iii) biological oxidation, (iv) advanced oxidation process (AOP). Under best-operating conditions coagulation (0...

Although studying the users of security technologies already presents unique challenges for HCI, testing these technologies with users of all ages (including children and the elderly) introduces many other issues that must be addressed. Among these, understanding special ethical and legal considerations, addressing protocol compliance, and managing testing outcome expectations need additional a...

Network flow recording is an important tool with applications that range from legal compliance and security auditing to network forensics, troubleshooting, and marketing. Unfortunately, current network flow recording technologies do not allow network operators to enforce a privacy policy on the data that is recorded, in particular how this data is stored and used within the organization. Challe...

This paper identifies and evaluates eight legislative policy options for achieving universal coverage. These options are reviewed systematically by addressing three distinct, although related, issues: defining the "universe" covered, defining the nature of the coverage to be provided, and providing legal incentives to assure the coverage and financing. In particular, this paper focuses on the o...