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Some raw materials used in the ceramics industry has a level of toxicity which different. Lead, asbestos, arsenic, and barium is a material widely recognized as a substance that most potential to cause poisoning if inhaled or swallowed. The effect that can be caused by toxic substances in general is a disorder of the respiratory tract, skin inflammation, nerve damage, ...

All work has risks. Big or small a risk can be avoided when we do things safely. We must know how to work, or to treat the material with minimal risk. So is the work of processing the clay. There is a risk that might arise either physical injury or danger due to the effects of the material itself. But ...

Clay used for the manufacture of ceramic objects there that can instantly be used and there is also a lack of appropriate meempunyai character. The nature of such mismatches is too sticky, too coarse, less plastic, high shrinkage, the results of fuel brittle, the color is too dark or bright, precocious, broke out when drying, and broke when burning. Problems ...

The process of making plywood many variations, but in principle use the sequence and procedures are relatively similar. The sequence of plywood manufacture according Massijaya (2006) is as follows: o Selection log Logs will be used as raw material for plywood is selected from the size, shape, and condition of the defects are still allowed. o Pretreatment on log Early ...

Finir-finir to glue plywood to be able to use a wide range of adhesives, for example: a) Based on the origin of the material, divided into: o Adhesive vegetable, such as soybeans, peanuts, cassava (tapioca) o Adhesives animal, eg casein (milk), fibrin, a protein, bone Ø Adhesives synthesis, for example, urea formaldehyde, phenol formaldehyde, melamine formaldehyde, resorcinol formaldehyde b) Based ...

Aspects of the danger can be minimized if we pay attention to health and safety procedures kerja.Aspek hazard (hazardeous) can result from a process that is done or of the materials used. There are processes in which we must be extremely cautious and required to apply the procedure K3. The processes that have the potential hazards associated with the processing ...