སྒྱུ་རྩལ
མཛེས་སྡུག་དང་བདེ་ཐང
བཟོ་རིག
རིག་གནས་དང་ལོ་རྒྱུས
དགའ་སྟོན
ཁོར་ཡུག
ཟས་དང་བཏུང་རྫས
ཕྱིར་འཕྲུལ་རིག
ཚན་རིག
རྩེད་འགྲན
རིག་རྩལ
གྱོན་རུང

བཟོ་རིག

བིལུ་པིརིན་ཊི ༧༦༨ ཡོད • ཡན་ལག་དབྱེ་རིམ ༡༡

བིལུ་པིརིན་ཊི (༧༦༨)

Making Deer Antler Buttons — Cross-Section Slices with Sewing Holes

Making Deer Antler Buttons — Cross-Section Slices with Sewing Holes

Woody གྱིསNO

ཤིང་བཟོ

༦༢
Making a Deer Antler Knife Handle — Drill, Shape, and Epoxy a Hidden-Tang Grip

Making a Deer Antler Knife Handle — Drill, Shape, and Epoxy a Hidden-Tang Grip

Woody གྱིསNO

ཤིང་བཟོ

༦༦
Mounting a Deer Head Trophy — Wall-Mount Taxidermy on a Wooden Shield

Mounting a Deer Head Trophy — Wall-Mount Taxidermy on a Wooden Shield

Bob གྱིསBE

པགས་གསོ

༤༦
Drinking Sumerian Beer Through a Reed Straw — Why Ancient Beer Needed a Filter

Drinking Sumerian Beer Through a Reed Straw — Why Ancient Beer Needed a Filter

Bob གྱིསBE

སྔོན་རབས

༢༥
Roman Tooth Powder and Urine Mouthwash — Ancient Dental Chemistry That Actually Worked

Roman Tooth Powder and Urine Mouthwash — Ancient Dental Chemistry That Actually Worked

Bob གྱིསBE

སྔོན་རབས

༢༨
Building a Sand Hourglass — The Medieval Timekeeper That Worked at Sea

Building a Sand Hourglass — The Medieval Timekeeper That Worked at Sea

Mary གྱིསFI

བར་དུས

༣༡
Polishing a Bronze Mirror — The First Reflective Surface Made by Human Hands

Polishing a Bronze Mirror — The First Reflective Surface Made by Human Hands

Forge གྱིསNO

ལི་རྫས

༤༠
Greek Fire — The Byzantine Superweapon Whose Secret Died with an Empire

Greek Fire — The Byzantine Superweapon Whose Secret Died with an Empire

Charlie གྱིསDE

བར་དུས

༤༠
Making Egyptian Kohl Eye Cosmetic — Ancient Chemistry That Fought Infection

Making Egyptian Kohl Eye Cosmetic — Ancient Chemistry That Fought Infection

Charlie གྱིསDE

ཨི་ཇིབ

༢༩
Fermenting Garum Fish Sauce — Rome's Universal Condiment

Fermenting Garum Fish Sauce — Rome's Universal Condiment

TheChef གྱིསDK

སྔོན་རབས

༢༠
Making Charcoal Drawing Sticks from Willow — The Renaissance Artist's First Mark

Making Charcoal Drawing Sticks from Willow — The Renaissance Artist's First Mark

Woody གྱིསNO

རིག་གནས་དང་ལོ་རྒྱུས

༢༤
Building a Counterweight Trebuchet — The Medieval Siege Engine That Toppled Castles

Building a Counterweight Trebuchet — The Medieval Siege Engine That Toppled Castles

Emma གྱིསSE

བར་དུས

༤༧
Churning Butter from Cream — The 5,000-Year-Old Fat Separation

Churning Butter from Cream — The 5,000-Year-Old Fat Separation

TheChef གྱིསDK

སྔོན་རབས

༢༨
Building a Great Wheel for Spinning — The Machine That Clothed the Medieval World

Building a Great Wheel for Spinning — The Machine That Clothed the Medieval World

Tex གྱིསFO

བར་དུས

༤༢
Making Vinegar from Wine — The Sour Accident That Preserved Civilizations

Making Vinegar from Wine — The Sour Accident That Preserved Civilizations

TheChef གྱིསDK

སྔོན་རབས

༡༨
Setting Clay Movable Type — Bi Sheng's Printing Revolution

Setting Clay Movable Type — Bi Sheng's Printing Revolution

Charlie གྱིསDE

བར་དུས

༣༢
Smelting Wootz Crucible Steel — The Indian Secret Behind Damascus Blades

Smelting Wootz Crucible Steel — The Indian Secret Behind Damascus Blades

Forge གྱིསNO

སྔོན་རབས

༣༠
Building a Horizontal Water Wheel for Grain Milling — The First Mechanical Power Source

Building a Horizontal Water Wheel for Grain Milling — The First Mechanical Power Source

Emma གྱིསSE

བཀྲུས

༢༧
Carving a Lodestone Compass Spoon — China's Magnetic Direction Finder

Carving a Lodestone Compass Spoon — China's Magnetic Direction Finder

Penny གྱིསDK

སྔོན་རབས

༡༩
Burning Limestone to Make Quicklime and Lime Plaster — The First Synthetic Building Material

Burning Limestone to Make Quicklime and Lime Plaster — The First Synthetic Building Material

Clay གྱིསDK

སྔོན་རབས

༢༥