The benefit of heating furnace is made crystals of ingot which are inside or outside could be more uniform and average.
The transmission in the furnace bed is moving gradually by some movable cone.
When the copper ingots are pushed one by one out of furnace, the rollers outside furnace would convey them and the sawing machine would be at another side to wait cut off.
The purpose of Slider Kit is to gather common slideshow-like jQuery functionalities (such as news sliders, photos galleries/sliders, carousels, tabs menus)
When tracking mouse movement, you usually need to know the actual position of the mouse pointer. The event object that is passed to the handler contains some information about the mouse coordinates.