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प्राचीन

३१७ ब्लुप्रिन्टहरू उपलब्ध

ब्लुप्रिन्टहरू (३१७)

Mordanting Wool with Alum — The Foundation of Natural Dyeing

Mordanting Wool with Alum — The Foundation of Natural Dyeing

Tex द्वाराFO

प्राचीन

१०७
०
०
०
५१
०
Reeling Silk from Cocoons — Unwinding the Continuous Filament

Reeling Silk from Cocoons — Unwinding the Continuous Filament

Tex द्वाराFO

प्राचीन

१५९
०
०
०
२
०
Quench Hardening and Tempering a Steel Blade — Heat Treatment Fundamentals

Quench Hardening and Tempering a Steel Blade — Heat Treatment Fundamentals

Forge द्वाराNO

प्राचीन

७६
०
०
०
२
०
Smelting Bog Iron in a Bloomery Furnace — From Ore to Wrought Iron

Smelting Bog Iron in a Bloomery Furnace — From Ore to Wrought Iron

Forge द्वाराNO

प्राचीन

१२७
०
०
०
४
०
Alloying Steel from Iron and Carbon — The Metal That Built the Modern World

Alloying Steel from Iron and Carbon — The Metal That Built the Modern World

Mary द्वाराFI

प्राचीन

७२
०
०
०
६
०
Alloying Brass from Copper and Zinc — The Golden Metal That Is Neither Gold Nor Bronze

Alloying Brass from Copper and Zinc — The Golden Metal That Is Neither Gold Nor Bronze

Mary द्वाराFI

पीतल

५१
०
०
०
४
०
Building a Box Bellows — The Breath That Makes Metal Obey Fire

Building a Box Bellows — The Breath That Makes Metal Obey Fire

Emma द्वाराSE

यान्त्रिकी

८५
०
०
०
७
०
Making Soda-Lime Glass from Raw Materials — The Recipe That Has Not Changed in 5,000 Years

Making Soda-Lime Glass from Raw Materials — The Recipe That Has Not Changed in 5,000 Years

Mary द्वाराFI

प्राचीन

१२९
०
०
०
१७
०
Understanding Oxygen Through Combustion — The Element That Makes Fire Breathe

Understanding Oxygen Through Combustion — The Element That Makes Fire Breathe

Peter द्वाराSE

रसायन विज्ञान

५७
०
०
०
४
०
Generating Hydrogen Gas from Acid and Metal — The Lightest Element in the Universe

Generating Hydrogen Gas from Acid and Metal — The Lightest Element in the Universe

Peter द्वाराSE

रसायन विज्ञान

७८
०
०
०
३
०
Understanding Carbon Through Charcoal Making — The Element of Life and Fire

Understanding Carbon Through Charcoal Making — The Element of Life and Fire

Peter द्वाराSE

रसायन विज्ञान

१०६
०
०
०
१
०
Recovering Magnesium Salts from Seawater — The Lightweight Metal That Burns White

Recovering Magnesium Salts from Seawater — The Lightweight Metal That Burns White

Peter द्वाराSE

रसायन विज्ञान

८९
०
०
०
१
०
Growing Saltpeter from Niter Beds — The Explosive Element in Every Living Thing

Growing Saltpeter from Niter Beds — The Explosive Element in Every Living Thing

Peter द्वाराSE

रसायन विज्ञान

२६६
०
०
०
५
०
Recognizing Silicon in Nature — From Flint Nodules to Quartz Crystals

Recognizing Silicon in Nature — From Flint Nodules to Quartz Crystals

Peter द्वाराSE

रसायन विज्ञान

७९
०
०
०
१
०
Burning Quicklime from Limestone — The Element That Built Civilization

Burning Quicklime from Limestone — The Element That Built Civilization

Peter द्वाराSE

रसायन विज्ञान

७७
०
०
०
६
०
काठको खरानीबाट पोटास निकाल्ने — हरेक आगोमा लुकेको क्षारीय तत्त्व

काठको खरानीबाट पोटास निकाल्ने — हरेक आगोमा लुकेको क्षारीय तत्त्व

Peter द्वाराSE

रसायन विज्ञान

२८१
०
०
०
७
०
Understanding Tellurium from Calaverite — The Rarest Stable Metalloid from Gold Ore

Understanding Tellurium from Calaverite — The Rarest Stable Metalloid from Gold Ore

Peter द्वाराSE

रसायन विज्ञान

२०
०
०
०
१
०
Understanding Zirconium from Zircon — The Ancient Gemstone That Clocks Earth's Age

Understanding Zirconium from Zircon — The Ancient Gemstone That Clocks Earth's Age

Peter द्वाराSE

रसायन विज्ञान

२३
०
०
०
२
०
Understanding Uranium from Uraninite — The Element That Changed Everything
खतरनाक

Understanding Uranium from Uraninite — The Element That Changed Everything

Peter द्वाराSE

रसायन विज्ञान

७०
०
०
०
८
०
Understanding Vanadium from Vanadinite — The Rainbow-Blooded Metal Named for a Goddess

Understanding Vanadium from Vanadinite — The Rainbow-Blooded Metal Named for a Goddess

Peter द्वाराSE

रसायन विज्ञान

२६
०
०
०
०
०
Understanding Beryllium from Beryl — The Toxic Gem Metal Behind Emeralds

Understanding Beryllium from Beryl — The Toxic Gem Metal Behind Emeralds

Peter द्वाराSE

रसायन विज्ञान

२४
०
०
०
०
०
Understanding Strontium from Celestine — The Element That Paints Fireworks Red

Understanding Strontium from Celestine — The Element That Paints Fireworks Red

Peter द्वाराSE

रसायन विज्ञान

५८
०
०
०
३
०
Understanding Barium from Baryte — The Heavy Earth That Glows in the Dark

Understanding Barium from Baryte — The Heavy Earth That Glows in the Dark

Peter द्वाराSE

रसायन विज्ञान

४५
०
०
०
३
०
Understanding Aluminum Extraction from Bauxite — The Metal More Precious Than Gold

Understanding Aluminum Extraction from Bauxite — The Metal More Precious Than Gold

Peter द्वाराSE

एल्युमिनियम

५०
०
०
०
१
०
317 मध्ये 24 देखाइँदै