LibTime

Trace the roots of Chinese pharmacy back to the ancient "tian-guan" healers of the 11th century B.C. and discover how imperial courts built organized medical bodies devoted to crafting remedies. Explore the rise of folk pharmacies, the contributions of the Tang and Song dynasties, and the exchange of knowledge with Arab countries that shaped pharmacology in China. A fascinating journey for anyone curious about who the first pharmacists were and how Chinese medicine evolved over the centuries. […]

Learn how to effectively remove stains from your clothes with these simple and practical tips. From soapy water to specialized stain removal techniques, discover how to keep your wardrobe looking fresh and clean. Don't let stains ruin your outfit - follow these easy steps to tackle any type of stain head-on. […]

Hidden within the limestone ridges of Khakassia, Borodino Cave reveals a striking underground world of eight grottoes, towering ice formations, and remarkable stalagmites like the Upper Pagoda. Explore the vast Grandiose and Temple Grottoes, study the geological findings of Zh.L. Tsykina, and discover why this Siberian cave near the Koksa River captivates speleologists and adventurers alike. […]

Discover one of Ukraine's most remarkable underground wonders, carved into the gypsum massifs of the Ternopil region near Kryvche Nizhne. Explore its labyrinthine passages, dramatic karst formations, and the geological forces that shaped this Crystal Cave between the valleys of the Tsyganka River and Semenova Creek. A must-read for speleologists, geology enthusiasts, and travelers drawn to the longest caves of Ukraine. […]

Learn how to effectively bleach woolen or semi-woolen yarn using a simple solution made of hydrogen peroxide, ammonia, and water. Discover step-by-step instructions on how to bleach your wool products for a brighter finish, including using chalk and recommended bleaching preparations. Follow these tips to achieve beautifully bleached wool without damaging the fibers. […]

Discover the importance of temperature measurement in manufacturing processes and the various methods used across different industries. Learn about the challenges of measuring temperature accurately and the different scales used for temperature measurement. Dive into the world of transducers and explore how temperature is converted into other physical quantities for precise measurement. […]

Discover practical household tips to make cleaning and maintenance a breeze. From speeding up firewood burning to preventing woodworm damage, these tips will help you keep your home in top shape. Learn how to tackle drain dirt buildup, easily roll out sticky dough, and clean greasy dishes effortlessly. Say goodbye to stubborn stains and dirt with these simple yet effective tricks. […]

Discover the ancient world of traditional Chinese medicines, where healing draws on medicinal plants, minerals, and natural extracts refined over thousands of years. Explore how China's vast and diverse landscapes, spanning East and Central Asia, gave rise to an extraordinary wealth of herbs and remedies still valued today. Browse our collection to learn about Chinese herbal medicines, their uses, and the wisdom behind these time-honored healing traditions. […]

Discover the hidden underground world of the Crimean Mountains, where the limestone Yayla conceals over 700 karst formations, from deep wells to vast halls adorned with stalactites. Explore the region's most remarkable sites — including the famous Red Cave, the illuminated Emine-Bair Cave, and the picturesque Dzhur-Dzhur and Skelskaya caves. Dive into detailed guides crafted for geography enthusiasts, speleologists, and curious travelers alike. […]

Discover how the ancient art of needle therapy shapes healing in traditional Chinese medicine, from the nine classic needle types to the precise techniques that determine treatment success. Explore the tools, methods, and time-tested practices behind effective point stimulation. Learn what makes the correct selection of points so essential to lasting results. […]