PROCESSING OF RUBBER AND PLASTICS
A) Plastic Plastics are manufactured through the combination of several different compounds obtained chiefly from…
BASIC SCIENCE
PROCESSING OF CERAMICS
A) Methods of Making Clay In order to process ceramics, mud, or clay is obtained…
PROCESSING OF METALS
Many metals do not naturally exist in a free state in the ground. They occur…
COMMON TIMBER DEFECTS
A defect is anything present in wood, which results in the lowering of its quality…
TIMBER GROWTH AND FELLING
Wood is obtained from trees. When it has not been processed for use, it is…
WOOD PRESERVATION
Because the sapwood of trees contain water, food, salts, air and warmth, wood is often…
BASIC ELECTRONIC DEVICES
Electronics is concerned with the theory design, and application of devices to control streams of…
SIMPLE METAL WORK PROJECTS
Metal Finishing Metal finishing refers to any of the techniques used to create a decorative…
CONCEPT OF TECHNOLOGY
The word technology refers to ways of making or doing things. It includes all the…
INTRODUCTION TO METALWORK MACHINES
Introduction Metalwork is the process of working with metals to create individual parts, assemblies or…
HYDRAULIC AND PNEUMATIC MACHINES
Introduction In many industries, there are three main methods for power transmission from one point…
GEARS
Introduction A gear is a toothed machine part, such as a wheel or cylinder, that…
FIRST AID
Introduction When working or playing in any environment, accidents or injuries usually occur, hence, the…
NON-COMMUNICABLE DISEASES
Introduction Diseases distrupt the normal functioning of the body. They are manifested by a characteristic…
WOODWORK MACHINES
All machines are tools that help people to make things or make work easy. A…
BELT AND CHAIN DRIVES
A belt drive system is a method of transferring rotary motion between two shafts. A…
RESCUE OPERATIONS
People are often involved in dangerous or harmful situations. They therefore, need to be saved…
THERMAL ENERGY
Introduction Thermal energy simply means heat energy. The sun is the largest source of thermal…
KINETIC ENERGY ASSUMPTIONS
The question about what things are made of started as far back as the 5th…
SOLDERING AND BRAZING
Meaning of Soldering and Brazing Soldering is a method of joining two metals surfaces by…
METAL PROCESSING METHODS
A metal is a product from iron ore. Iron ore is the raw form of…
CERAMICS, PLASTIC AND RUBBER
Ceramics Earthen material exists in many forms such as sand, clay, mud, stone, rocks, and…
METALS
Identification of Metals There is a wide variety of metals. In fact about three-quarters of…
PROPERTIES OF MATERIALS
A material is a substance from which objects such as tools, machines, furniture, home appliances…