What is the difference between pencil and chips meal?

The oil press machine are divided into two types of chips and pencil meal. The percentage of oil pressing is usually higher in pencil meal, while the extracted oil from the pulp device is much lower than chips (2-4%). But working with pencil meal cuisines requires more experience and excellence. It is easier to work with chipsy meal machines, but percentage of oil is slightly lower , as well as amount of pulp is more (4 to 8 percent)