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"Materias primas" is a form of "materia prima", a noun which is often translated as "raw material". "Insumos" is a form of "insumo", a noun which is often translated as "supply". Learn more about the difference between "materias primas" and "insumos" below.
la materia prima()
A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
a. raw material
Nuestro país exporta materias primas, principalmente carbón y madera.Our country exports raw materials, especially coal and wood.
el insumo()
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
1. (finance) (Latin America)
Regionalism used in Latin America: all the countries in South America, Central America, and the Caribbean. Does not include Spain.