Using plant-based proteins to supplement fish meal has been a part of aquaculture for decades. Fish feed comes from harvesting fish species such as anchovies, herring, menhaden, and sardines. U

Osnovni početak materijala za rafiniranje aluminijuma je bauxit.. Since aluminum is a reactive element and does not occur naturally, aluminum-rich ore needs to be refined to produce alumina and

Prema izvještaju Uprave za energetske informacije, operativnih marži za postrojenja na bazi goriva na bazi kukuruza, etanol se snižena na višegodišnju nisku 2019. To je trebalo djelomično jer proizvodnja