Cast Iron

Cast iron is basically an alloy of iron and carbon and is obtained by re-melting pig iron with coke, limestone and steel scrap in a furnace known as cupola. The carbon content in cast iron varies from 1.7% to 6.67%. It also contains small amounts of silicon, manganese, phosphorus and sulphur in form of impurities… Read More »

fire prevention

Accidents due to fire cause enormous damage to properties, manpower and materials. It can be noted that the origin of fire is combustion. The main factors for combustions are presence of oxygen, availability of combustible materials and rise of temperature to the ignition point for the material. The cause of fire accidents may be electric-short… Read More »

Ferrous Materials

INTRODUCTION Engineering materials used to manufacture of articles or products, dictates which manufacturing process or processes are to be used to provide it the desired shape. Sometimes, it is possible to use more than one manufacturing processes, then the best possible process must be utilized in manufacture of product. It is therefore important to know… Read More »

Electrical Safety Measures

If a person receives electric shock of mild or serious kind, directly or indirectly, the same must be reported as electric accident. In case of stoppage of breathing after electric shock to any victim, one should remove all sorts of obstructions from the mouth of the victim. Then he should sit on his knees near… Read More »

Scope of Factory Act Regulation

Every industrial establishment employing ten or more persons where manufacturing process is carried on with the power and employing twenty or more persons where power is not used for manufacturing process, come under the scope of this act. All types of seasonal and perennial factories are included under this act without any distinction. The factory… Read More »

Factory ACT Regulations with regard to Safety

The objective of avoiding loss of lives and other industrial losses through accidents lead to follow the factory act regulation. For example Workman Compensation Act-1923 provides employer’s liability for compensation. Compensation depend upon the condition that injury must have resulted either in death or partial disablement of an employee for a period acceding three days… Read More »


INTRODUCTION In a manufacturing organization, a job to be manufactured spends most of the time in moving and waiting. For reduction of this moving and waiting time of jobs/parts, it is necessary to have proper layout and proper scheduling procedure. Plant layout specifies the position of the overall arrangement of the various facilities such as… Read More »

General Safety Precautions while Working in Machine Shop

The following safety precautions or guidelines are generally adopted for every metal cutting or machining shop. They must be strictly followed for safety. Specific safety guidelines for some of the machine process like lathe, drilling, shaping, planning slotting, grinding, milling, and finishing operations are also described in the following sections. 1. One should use the… Read More »


The accidents are the mishaps leading injury to man, machines or tools and equipment and may cause injury and result either death or temporary disablement or permanent disablement of the industrial employees. A survey was conducted in 1952 in America which specified that approximately ten thousands industrial persons were killed in accidents and more than… Read More »

Objectives of Industrial Safety

The objectives of industrial safety are as follows: 1. Industrial safety is needed to check all the possible chances of accidents for preventing loss of life and permanent disability of any industrial employee, any damage to machine and material as it leads to the loss to the whole establishment. 2. It is needed to eliminate… Read More »