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Ibishushanyo 5 birahari
Ibishushanyo (5)
Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar
na Astro
Abanyaviking
42
0
0
0
1
0
Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation
na Astro
Abanyaviking
35
0
0
0
1
0
Understanding Tantalum from Columbite-Tantalite — The Conflict Metal Inside Every Phone
na Peter
Ubutabire
31
0
0
0
2
0
Akaga
Extracting Neodymium-Rich Rare Earth Oxide from Monazite — The Magnet Metal That Reshaped Technology
na Peter
Ubutabire
27
0
0
0
11
0
Gold Panning
na Peter
Ibikoresho
3
0
0
0
1
0