The "species" and "color" division of jadeite and economic evaluation

Jadeite, a precious gemstone, is evaluated based on several key factors that influence its quality. These include color, texture (structure), transparency (referred to as "head"), presence of cracks, and impurities. Additionally, the craftsmanship involved in processing the jade also plays a si.......

Lithium battery storage safety hazard "overcharge" test has exploded

In a report released by the General Administration of Quality Supervision, Inspection and Quarantine on June 27th, titled "The Quality of China's Import and Export Battery in 2012," it was revealed that lithium-ion batteries pose potential safety risks during import and export processes. The re.......

Lithium battery storage safety hazard "overcharge" test has exploded

In a recent report released by the General Administration of Quality Supervision, Inspection and Quarantine on June 27th, titled "The Quality of China's Import and Export Batteries in 2012," it was revealed that lithium-ion batteries pose potential safety risks during import and export. The rep.......

Introduction of Calla Lily Hydroponics

Calla lily, also known as the "sage flower," belongs to the genus *Zantedeschia*, a perennial evergreen herb. It thrives in warm, moist, and partially shaded environments but is not tolerant of cold or drought. The ideal growing temperature ranges between 15°C and 25°C, with winter temper.......

Practice Analysis and Discussion of a Model Undertaking Equipment

To ensure safe and efficient operations in mining environments, it is crucial to address the risks associated with partial loading of vehicles. When only one side or the back of a vehicle is loaded, it can lead to dangerous rollover or side-slip accidents, especially when navigating sharp turns.......

Practice Analysis and Discussion of a Model Undertaking Equipment

To ensure safe and efficient operations in mining environments, it's essential to address issues that contribute to tire wear and vehicle instability. Partial loading—especially on the sides or back of the vehicle—can lead to rollover or road accidents, particularly when navigatin.......

Watery and clear colorless glass jade

Jadeite is a precious gemstone that represents the beauty and magic of nature. Not only does it serve as an ornamental item, but it also holds significant value for collectors. Jadeite is primarily composed of sodium aluminum silicate and can be categorized based on its texture and color. It is.......