There are many kinds of candle, which can be divided into two categories: daily lighting candles (ordinary candles) and crafts candles (special purpose candles). Light candles are relatively simple, usually white rod - shaped candles. The craft candle can be divided into many kinds, first can be divided into the jelly craft candle and the incense craft candle two kinds. By adding ingredients commonly show all sorts of color, such as birthday candles, shape also because of the need to make it all sorts of forms, such as spiral shape, Numbers, etc.), but with its novelty, a decorative, ornamental and functional. The flame of the candle is divided into three parts, which can be divided into outer flame, inner flame and flame heart. The outer flame temperature is the highest, the flame core temperature is the lowest, the inner flame brightness is the highest. Candle also can be divided into two kinds of, thick and smooth surface wax wax, wax surface are often taste with general coarse surface, on which there is a frost, different rough surface wax will bring different smells, such as can put some lavender flavour of candles in the bedroom, have the effect of hypnosis, calm, Marine smell in the bathroom can put candles, summer can also put some loose flavour annoys mosquitoes candle; And the surface wax has no taste, the wax body surface is very smooth, easy to make very beautiful modelling. According to the shape of the candle, it can be divided into extruded cylindrical wax, pointed bamboo wax, torch wax, waxy wax, round head wax, flat head wax, etc., and there are many colors. These candles when use some comparison pay attention to, such as bamboo wax, suitable for plug on the candlestick, at dinner on the table in the middle, especially common in western food, if home decorating is Europe type style, also can put in the sitting room as a decoration. The wax is often found in a bar, in a vessel of water, and the wax on the water, it floats on the surface of the water, under the secret candlelight. Waxes are used in young people's homes, especially lovers, candlelight dinners can not only be used with pointed bamboo wax, but also can bring good results.