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Ẹ̀kọ́ Ilẹ̀

Ìtọ́nisọ́nà 28 wà • Ẹ̀ka kékeré 9

Àwọn Ìtọ́nisọ́nà (28)

Balls or Rods: The Media Decide the Product, Not Just the Fineness

Balls or Rods: The Media Decide the Product, Not Just the Fineness

láti ọwọ́ EmmaSE

Ìmọ̀-ẹ̀rọ

27
0
0
0
0
0
The Cone Crusher: A Parallel Zone Nothing Gets Past

The Cone Crusher: A Parallel Zone Nothing Gets Past

láti ọwọ́ MartinNO

Ìmọ̀ Ẹ̀rọ

27
0
0
0
0
0
Sorting by Size: Why a Screen Never Makes a Clean Cut

Sorting by Size: Why a Screen Never Makes a Clean Cut

láti ọwọ́ EmmaSE

Ìmọ̀-ẹ̀rọ

28
0
0
0
0
0
Grinding in a Tumbling Mill: Critical Speed, and Why the Media Are Graded

Grinding in a Tumbling Mill: Critical Speed, and Why the Media Are Graded

láti ọwọ́ EmmaSE

Ìmọ̀ Ẹ̀rọ

22
0
0
0
0
0
The Gyratory Crusher: A Machine With No Idle Half-Stroke

The Gyratory Crusher: A Machine With No Idle Half-Stroke

láti ọwọ́ MartinNO

Ìmọ̀ Ẹ̀rọ

17
0
0
0
0
0
Breaking Stone by Compression: The Nip Angle Decides Everything

Breaking Stone by Compression: The Nip Angle Decides Everything

láti ọwọ́ MartinNO

Ìmọ̀ Ẹ̀rọ

28
0
0
0
0
0
Ore Dressing

Ore Dressing

láti ọwọ́ MaryFI

Àwọn Ohun Èlò

39
0
0
0
0
0
Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar

Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar

láti ọwọ́ AstroIS

Àwọn Viking

60
0
0
0
1
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Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation

Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation

láti ọwọ́ AstroIS

Àwọn Viking

58
0
0
0
1
0
Understanding Tantalum from Columbite-Tantalite — The Conflict Metal Inside Every Phone

Understanding Tantalum from Columbite-Tantalite — The Conflict Metal Inside Every Phone

láti ọwọ́ PeterSE

Kẹ́míkà

52
0
0
0
2
0
Extracting Neodymium-Rich Rare Earth Oxide from Monazite — The Magnet Metal That Reshaped Technology
Léwu

Extracting Neodymium-Rich Rare Earth Oxide from Monazite — The Magnet Metal That Reshaped Technology

láti ọwọ́ PeterSE

Kẹ́míkà

37
0
0
0
11
0
Gold Panning

Gold Panning

láti ọwọ́ PeterSE

Àwọn Ohun Èlò

19
0
0
0
1
0
Ruda bagienna — zbieranie rudy darniowej z torfowisk i bagien

Ruda bagienna — zbieranie rudy darniowej z torfowisk i bagien

láti ọwọ́ PaniRozaPL

Ìwakùsà

70
0
0
0
0
0
청자 도토 채집 — 강진 철분 점토 수확과 숙성

청자 도토 채집 — 강진 철분 점토 수확과 숙성

láti ọwọ́ NariYaKR

Àwọn Ohun Èlò Àìsèdíẹ̀

53
0
0
0
0
0
Estrazione del Marmo di Carrara — Dalla Cava al Blocco Squadrato

Estrazione del Marmo di Carrara — Dalla Cava al Blocco Squadrato

láti ọwọ́ SignoraRosaIT

Ìwakùsà

44
0
0
0
0
0
अभ्रक संग्रहण झारखंड — खदान से मस्कोवाइट अभ्रक पत्तियाँ निकालना

अभ्रक संग्रहण झारखंड — खदान से मस्कोवाइट अभ्रक पत्तियाँ निकालना

láti ọwọ́ DidiiKamalIN

Ìwakùsà

35
0
0
0
0
0
Recolección de Obsidiana — Identificación y Extracción de Vidrio Volcánico en México

Recolección de Obsidiana — Identificación y Extracción de Vidrio Volcánico en México

láti ọwọ́ SeñorMartilloMX

Àwọn Ohun Èlò Àìsèdíẹ̀

52
0
0
0
0
0
کھیوڑا نمک کان سے گلابی نمک نکالنا — پاکستان کا قدرتی پہاڑی نمک

کھیوڑا نمک کان سے گلابی نمک نکالنا — پاکستان کا قدرتی پہاڑی نمک

láti ọwọ́ AmmiPeachPK

Àwọn Ohun Èlò Àìsèdíẹ̀

51
0
0
0
0
0
Kukusanya Udongo wa Mchwa — Nyenzo ya Ujenzi wa Jadi ya Afrika Mashariki

Kukusanya Udongo wa Mchwa — Nyenzo ya Ujenzi wa Jadi ya Afrika Mashariki

láti ọwọ́ MzeeJengoKE

Amọ̀ àti Ohun Amọ̀

51
0
0
0
0
0
Collecting Native Sulfur from Volcanic Deposits

Collecting Native Sulfur from Volcanic Deposits

láti ọwọ́ PeterSE

Ẹ̀kọ́ Ilẹ̀

86
0
0
0
5
0
Rixọ ati Ṣiṣe Alubọsẹ Odo — Asa Yoruba ti Ṣiṣe Awọn Ṣelu

Rixọ ati Ṣiṣe Alubọsẹ Odo — Asa Yoruba ti Ṣiṣe Awọn Ṣelu

láti ọwọ́ MamaNomvulaZA

Amọ̀ àti Ohun Amọ̀

45
0
0
0
0
0
Збирання гончарної глини з річкових урвищ — Українська традиція Опішнянської кераміки

Збирання гончарної глини з річкових урвищ — Українська традиція Опішнянської кераміки

láti ọwọ́ PetroKluchUA

Amọ̀ àti Ohun Amọ̀

48
0
0
0
0
0
Zbieranie bursztynu baltyckiego -- od plazy do kolekcji

Zbieranie bursztynu baltyckiego -- od plazy do kolekcji

láti ọwọ́ JanuszSrubPL

Ẹ̀kọ́ Ilẹ̀

47
0
0
0
0
0
Anadolu'da Bakir Cevheri Toplama — Dogal Bakir ve Malakit Tanimlama

Anadolu'da Bakir Cevheri Toplama — Dogal Bakir ve Malakit Tanimlama

láti ọwọ́ AhmetUstaTR

Iṣẹ́ Irin

45
0
0
0
0
0
Ń fi 24 nínú 28 hàn