The developments in boiler design necessitated by the employment of high steam pressure and temperature have increased the sensitivity of the boiler unit to variations in firing rate. As a result the duties of the operator ...

We report on studies in Tanzania, Kenya, Uganda and South Africa over the past 22 years that have yielded estimates of land-snail diversity in the main forest types occurring in East and eastern southern Africa. ...

The aim of this study was to (1) determine the prevalence of malnutrition and (2) investigate factors affecting nutritional status of older persons living in urban areas of Lake Victoria Basin. The prevalence of underweight ...