4. Unless otherwise mentioned, the rest of this chapter deals only with the grinding, chopping, crushing, mashing, crumbling, shredding or squashing of food without the aid of a specially designed instrument.
5. It will be seen that, for the purposes of the rules discussed in this chapter, various distinctions must be made between different kinds of foods, for example:
a. between
1) food which grows from the ground and
2) food which does not grow from the ground or
b. between
1) food which has previously been ground or mashed and
2) food which has not previously been ground or mashed.
