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Headlamp attached to a helmet. A headlamp, headlight, or head torch is a light source affixed to the head typically for outdoor activities at night or in dark conditions such as caving, orienteering, hiking, skiing, backpacking, camping, mountaineering or mountain biking.
In geology, texture or rock microstructure [1] refers to the relationship between the materials of which a rock is composed. [2] The broadest textural classes are crystalline (in which the components are intergrown and interlocking crystals), fragmental (in which there is an accumulation of fragments by some physical process), aphanitic (in which crystals are not visible to the unaided eye ...
The area has both natural and mining-exacerbated acid drainage flowing into the Wrightman Fork, then into the Alamosa River, which flows into the San Luis Valley; Britannia Beach, British Columbia, Canada; Clinch-Powell River system, Virginia and Tennessee, US; Iron Mountain Mine, Shasta County, California, United States; Monday Creek, Ohio, US
Rosin used as flux for soldering A flux pen used for electronics rework Multicore solder containing flux Wire freshly coated with solder, held above molten rosin flux. In metallurgy, a flux is a chemical reducing agent, flowing agent, or purifying agent.
Redstone Castle, also known as Cleveholm or Osgood Castle, is a mansion south of Redstone, Colorado, United States.It is a large timber frame structure built in the early 20th century as the home of John C. Osgood, founder of the Colorado Fuel and Iron Company, in a simplified version of the Stick style. [4]
A rushlight is a type of candle or miniature torch formed by soaking the dried pith of the rush plant in fat or grease. For several centuries, rushlights were a common source of artificial light for poor people throughout the British Isles. [1] They were extremely inexpensive to make.
The Quincy and Torch Lake Cog Railway is a 1 ⁄ 2-mile-long (0.80 km), 4 ft 8 + 1 ⁄ 2 in (1,435 mm) standard gauge cog railway in Hancock, Michigan. [1] It opened in May 1997 to transport tourists to the adit entrance of the Quincy Mine's Number 5 shaft. Its tram car has a capacity of 28 people and travels at a maximum grade of 35%. [1]
Torch is an open-source machine learning library, a scientific computing framework, and a scripting language based on Lua. [3] It provides LuaJIT interfaces to deep learning algorithms implemented in C. It was created by the Idiap Research Institute at EPFL. Torch development moved in 2017 to PyTorch, a port of the library to Python. [4] [5] [6]