vinegar, then salam is valid in it, even though the dates are not known, because they are not intended. The one who purchases date vinegar intends only the beverage—namely, the vinegar—and does not intend the dates. There may, however, be a difference if the dates are plentiful, making it sweeter, or few, reducing its sweetness.
His statement, “and sakanjabin”: it apparently comes from a non-Arabic language (1). It is a type of beverage. In any case, the governing principle is: “that whose admixture is not intended.”
Likewise, for example, the salt in bread is not intended. Thus, we apply the governing principle; as for the examples, they are not decisive.
His statement, “and the like”: that is, salam is valid in such things, because their admixture is not intended.
Second: Stating the Genus, the Type, and Every Description That Apparently Affects the Price, Whether It Is Fresh or Old
His statement, “Second”: that is, the second of the conditions of salam.
His statement, “stating the genus and the type”: one must understand the difference between these three matters: genus, type, and a particular individual.
A genus is that which has a specific name encompassing various types.
A type is one category within a genus.
A particular individual is one unit of a type.
Thus, grain is a genus; wheat is a type; and a basket of wheat is a particular individual.
In salam, it is necessary to state the genus and the type. Thus, if you enter into a salam contract