Practical Answers

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  Quality Control in Food Processing

  An essential component of any food processing business, quality control protects customers and business whilst ensuring food law compliance.

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  Wind Pumping

  This document examines the principles of wind energy conversion and looks at the types and characteristics of rotors, as well as the importance of matching rotor with pump.

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  Clay as a Binder

  Clays are the main binders of earth and are made up of very small mineral particles leached out during the erosion of rock.

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  Energy from the Wind

  Wind turbines can be used for large-scale energy delivery, but can also be highly effective as small-scale remote applications.

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  Hydraulic Lime: An Introduction

  Hydraulic lime was an important cementitious material before the arrival of Portland cement but it is little used now, except in conservation work.

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  Lime Production: 2

  Lime has been used in the Malawian building industry for many generations, principally as the cementing agent in renders and to produce a decorative whitewash.

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  Producer Gas for Power Generation

  Producer gas is formed by the partial oxidation of a carbonaceous material, such as biomass or coal, in a furnace, generator, or 'producer' unit. This fact sheet outlines the method of doing this, and also other factors to consider like availability of resources and resulting pollutants.

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  Passion Fruit Cultivation

  Passion fruit is a rustic, adaptable crop used in foodstuffs and medicine at both small and industrial scales.

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  Woodworking

  Running a successful woodworking enterprise is dependent on many factors, some of which are covered here.

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  Drying of Foods

  The drying of food results in longer preservation and ease of transport (lighter). This technical brief describes some of the requirements for food drying to retain maximum nutrients and aesthetics, and summarizes information on the various drying equipment.