Označeno: metode ločevanja

https://itsi.intelligentpractice.co.za/read/science/grade-8/particle-model-of-matter/06-particle-model-of-matter?id=toc-id-4 https://eucbeniki.sio.si/nit5/1332/index1.html https://sl.pro-nakladatele.cz/temperatura-gorenja-drv-2137 https://eucbeniki.sio.si/mat9/904/index6.html https://h5p.splet.arnes.si/files/2021/11/cold-weather-concrete_2919.jpg