Objectives Interpretation of the research literature can be difficult, yet it is essential in order for physiotherapists to convey the details of risks and benefits associated with therapeutic interventions to patients. The number needed to treat (NNT) statistic is one such statistic that is...

A small scale steam jet ejector experimental setup was designed and manufactured. This ejector setup consists of an open loop configuration and the boiler operate in the temperature range of Tb=85–140°C. The typical evaporator liquid temperatures range from Te=5°C to 10°C while the typical...

The technical and economic feasibility of utilizing solar energy at South Africa's SANAE IV station in Antarctica was evaluated in order to estimate potential financial and external savings, and to alleviate the programme's dependence on the special blend of diesel shipped annually from Cape...

This paper presents a study for the utilization of wind energy at the South African research station, SANAE IV, in Antarctica (71°40’ S 2° 50’ W). A procedure to evaluate the feasibility of utilising wind power for Antarctic stations is given. The analysis is based on the technical and...