Tuesday, March 18, 2008

Background of the study

Since the ancient Egyptian times, candles were already used in funeral services although they were replaced first by kerosene lamps and later by incandescent lamp, their used actually expanded because of their ornamental value. Candles are cylinder of waxes, containing a wick that gives light when burning. Today's modern candle is made up of Stearic acid (35%), beeswax (5%) and paraffin (60%). Stearic acid serves as the hardener, while beeswax serves as the fragrant of candle while burning.
At the present time, our country's economy is lowering down. This is due to less productivity and our country has less exports and more imports from other country. In relation to candle industry, one big factor that affects us now is the availability of paraffin wax in our country. Paraffin wax is a translucent waxy solid mixture of hydro carbons and it is derived principally from the distillation of petroleum. Production of paraffin wax is mainly in Japan and China. Our Country actually imports this product.
The researches have come up with the idea of making candles out of used cooking oil instead of paraffin wax. Used cooking oil has the ability to harm up and provide light, besides during World War II in our country; used cooking oil was used as an alternative for kerosene to support light during the night. The researchers had chosen used cooking oil because ordinarily, it is discarded and this waste oil pollutes and clogs canals and sewerage systems.
This project aims to produce a low-priced, high quality candle by using used cooking oil as a major component instead of paraffin wax.

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