Simboli kemijskih elementov
VIR SLIKE: close-up-of-periodic-table-760294957-5a00794822fa3a0037921324.jpg (3870×2573) (thoughtco.com)
Avtor: Danica Centrih
Uvod v toksikologijo
Vir slike: default.jpg (3096×3836) (wellcomecollection.org)
Zgradba mikroskopa
VIR slike: microscopio-compuesto-avanzado-40x-2000x-envio-gratis-D_NQ_NP_23195-MLM20243586040_022015-F.jpg (390×600) (mlstatic.com) VIR prikazne slike: child-scientist-using-microscope-cute-kid.jpg (612×612) (istockphoto.com)
Laboratorijski inventar
Viri: science-lab-equipment-clipart-35.jpg (1354×1600) (getdrawings.com) laboratory-wash-bottle_2048x.jpg (940×940) (shopify.com) 74-4407.jpg (850×850) (co-sansyo.co.jp) dishes__50843.original.jpg (400×320) (bigcommerce.com) bunsen.jpg (200×208) (bp.blogspot.com) CE-MORT500__87817.1503517943.jpg (1280×1280) (bigcommerce.com) cole-parmer-essentials-3450256-erlenmeyer-flask-glass-50-ml-12-pk-3450256.jpg (346×346) (coleparmer.com)
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