<P> A skilled potter can quickly throw a vessel from up to 15 kg (30 lb) of clay . Alternatively, by throwing and adding coils of clay then throwing again, pots up to four feet high may be made, the heat of a blowlamp being used to firm each thrown section before adding the next coil . In Chinese manufacture, very large pots are made by two throwers working simultaneously . </P> <P> In Ancient Egyptian mythology, the deity Khnum was said to have formed the first humans on a potter's wheel . </P>

What is the top of ur foot called