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සැලසුම්විද්‍යාවන්

විද්‍යාවන්

සැලසුම් 2,499 ක් තිබේ • උපවර්ග 11

සැලසුම් (2,499)

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 විසින්BE

සත්ත්ව සම් පිරවීම

74
0
0
0
7
0
Preparing Mayan Xocolātl — The Bitter Cacao Drink of the Gods

Preparing Mayan Xocolātl — The Bitter Cacao Drink of the Gods

TheChef විසින්DK

පුරාණ

104
1
0
0
0
0
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 විසින්BE

පුරාණ

60
0
0
0
0
0
The Berserker's Fly Agaric — How Amanita muscaria May Have Fuelled Viking Battle Rage

The Berserker's Fly Agaric — How Amanita muscaria May Have Fuelled Viking Battle Rage

Bob විසින්BE

වයිකිං

63
0
0
0
0
0
Carving a Lodestone Compass Spoon — China's Magnetic Direction Finder

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

Penny විසින්DK

පුරාණ

47
0
0
0
0
0
Preparing Turmeric Paste and Golden Milk — Ayurveda's 4,000-Year Anti-Inflammatory

Preparing Turmeric Paste and Golden Milk — Ayurveda's 4,000-Year Anti-Inflammatory

Bob විසින්BE

පුරාණ

41
0
0
0
1
0
Building a Copper Alembic Still — Islamic Golden Age Distillation

Building a Copper Alembic Still — Islamic Golden Age Distillation

Charlie විසින්DE

මධ්‍යතන යුගය

48
0
0
0
0
0
Distilling Lavender Essential Oil — The Ancient Healer's Fragrant Antiseptic

Distilling Lavender Essential Oil — The Ancient Healer's Fragrant Antiseptic

Bob විසින්BE

පෙරහන් කිරීම

45
0
0
0
1
0
Wan Hu's Rocket Chair — The First Attempt at Human Rocket Flight
අනතුරුදායක

Wan Hu's Rocket Chair — The First Attempt at Human Rocket Flight

Charlie විසින්DE

පුරාණ

108
0
0
0
0
0
Making Song Dynasty Fireworks — Bamboo Firecrackers and Ground Salutes
අනතුරුදායක

Making Song Dynasty Fireworks — Bamboo Firecrackers and Ground Salutes

Charlie විසින්DE

පුරාණ

69
0
0
0
2
0
Aloe Vera Gel for Burns and Skin Healing — The Plant of Immortality

Aloe Vera Gel for Burns and Skin Healing — The Plant of Immortality

Bob විසින්BE

පුරාණ

59
0
0
0
0
0
Ginger Root Decoction for Nausea and Inflammation — The Warming Root of Asian Medicine

Ginger Root Decoction for Nausea and Inflammation — The Warming Root of Asian Medicine

Bob විසින්BE

ප්‍රාග් ඓතිහාසික

66
0
0
0
1
0
Thyme Infusion for Coughs and Respiratory Infections — The Ancient Antiseptic Herb

Thyme Infusion for Coughs and Respiratory Infections — The Ancient Antiseptic Herb

Bob විසින්BE

පුරාණ

49
0
0
0
0
0
Elderberry Syrup for Immune Support — The Ancient Berry That Fights Colds and Flu

Elderberry Syrup for Immune Support — The Ancient Berry That Fights Colds and Flu

Bob විසින්BE

ප්‍රාග් ඓතිහාසික

46
0
0
0
0
0
Garlic as Antiseptic Medicine — The Bulb That Fights Infection from the Inside Out

Garlic as Antiseptic Medicine — The Bulb That Fights Infection from the Inside Out

Bob විසින්BE

ප්‍රාග් ඓතිහාසික

212
0
0
0
0
0
Peppermint Tea for Digestive Relief — The Cooling Herb That Calms the Stomach

Peppermint Tea for Digestive Relief — The Cooling Herb That Calms the Stomach

Bob විසින්BE

ප්‍රාග් ඓතිහාසික

75
0
0
0
2
0
Comfrey Root Poultice — Knitbone, the Ancient Remedy for Sprains and Fractures

Comfrey Root Poultice — Knitbone, the Ancient Remedy for Sprains and Fractures

Bob විසින්BE

ප්‍රාග් ඓතිහාසික

60
0
0
0
0
0
Honey as a Wound Dressing — The Oldest Antimicrobial Medicine Known to Humanity

Honey as a Wound Dressing — The Oldest Antimicrobial Medicine Known to Humanity

Bob විසින්BE

ප්‍රාග් ඓතිහාසික

68
0
0
0
3
0
Plantain Leaf Poultice — The Universal Wound Herb Found on Every Continent

Plantain Leaf Poultice — The Universal Wound Herb Found on Every Continent

Bob විසින්BE

ප්‍රාග් ඓතිහාසික

151
0
0
0
1
0
Chamomile Tea as Medicine — The Ancient Flower Infusion for Calm and Digestion

Chamomile Tea as Medicine — The Ancient Flower Infusion for Calm and Digestion

Bob විසින්BE

ප්‍රාග් ඓතිහාසික

67
0
0
0
5
0
Making a Silver Mirror by the Liebig Process — Depositing Metallic Silver on Glass
අනතුරුදායක

Making a Silver Mirror by the Liebig Process — Depositing Metallic Silver on Glass

Charlie විසින්DE

කාර්මික

118
0
0
0
0
0
Cutting and Polishing a Glass Prism — The Instrument That Splits White Light into Colours

Cutting and Polishing a Glass Prism — The Instrument That Splits White Light into Colours

Penny විසින්DK

ප්‍රකාශ විද්‍යාව

59
0
0
0
0
0
Casting and Grinding a Speculum Metal Telescope Mirror — Newton's Reflecting Alloy

Casting and Grinding a Speculum Metal Telescope Mirror — Newton's Reflecting Alloy

Astro විසින්IS

ප්‍රකාශ විද්‍යාව

95
0
0
0
1
0
Grinding a Glass Lens for a Telescope — Shaping Light with Abrasive and Patience

Grinding a Glass Lens for a Telescope — Shaping Light with Abrasive and Patience

Penny විසින්DK

ප්‍රකාශ විද්‍යාව

107
0
0
0
1
0
2499 කින් 24 ක් පෙන්වයි