Definicija: one of a group of metal chemical elements that are difficult to find in large quantities, and are important for technology and manufacturing
Vir definicije: Cambridge Business English Dictionary
Definicija: one of a group of metal chemical elements that are difficult to find in large quantities, and are important for technology and manufacturing
Vir definicije: Cambridge Business English Dictionary
Definicija: defined by the International Union of Pure and Applied Chemistry as one of a set of seventeen chemical elements in the periodic table, specifically the fifteen lanthanides, as well as scandium and yttrium
Vir - besedilo: Metals and Alloys Used in Food Contact Materials and Articles, A practical guide for manufacturers and regulators prepared by the Committee of Experts on Packaging Materials for Food and Pharmaceutical Products (P-SC-EMB)
Vir - besedilo: Kovine in zlitine, uporabljene v materialih in izdelkih v stiku z živili, Praktični vodnik za proizvajalce in pripravljavce predpisov, ki ga je pripravil Odbor strokovnjakov za embalažne materiale za živila in farmacevtske izdelke (P-SC-EMB)
Vir - ustanova: Nacionalni inštitut za javno zdravje