What is the difference between tephra and pyroclastic flow?

What is the difference between tephra and pyroclastic flow? Individual eruptive fragments are called pyroclasts (“fire fragments”). Tephra (Greek, for ash) is a generic term for any airborne pyroclastic accumulation. Whereas tephra is unconsolidated, a pyroclastic rock is produced from the consolidation of pyroclastic accumulations into a coherent rock type. What is the difference between […]

Can domestic violence cause ADHD?

Can domestic violence cause ADHD? Episodes of violence inside the home can affect the behavioral and mental health of the children. According to a study by the Journal of the American Medical Association Pediatrics, the risk of acquiring attention deficit hyperactivity disorder increases in children exposed to domestic violence before the age of three. Is […]

What is a NEX lens?

What is a NEX lens? The E-mount is a lens mount designed by Sony for their NEX (“New E-mount eXperience”) and ILCE series of camcorders and mirrorless cameras. The E-mount supplements Sony’s A-mount, allowing the company to develop more compact imaging devices while maintaining compatibility with 35mm sensors. Which Sony NEX is the best? Sony […]

What does tuberose absolute smell like?

What does tuberose absolute smell like? The smell of tuberose absolute is like an explosive bouquet of white flowers. Its extreme complexity gives the olfactive illusion of different flowers and their extracts. With green and narcotic notes, she approaches the scent of Narcissus species. What is tuberose absolute? Tuberose Absolute is an exquisite, highly fragrant […]

What time does the Butler Library open today?

What time does the Butler Library open today? Butler Library Hours. 8:00 – 4:30; Now open every day! How many books are in the Columbia University library? The collection is comprised of 13 million volumes, over 160,000 journals and serials, as well as extensive electronic resources, manuscripts, rare books, microforms, maps, and graphic and audio-visual […]

Where did the term galoshes come from?

Where did the term galoshes come from? The word comes through French (galoche) and Latin from Greek and originally meant a shoemaker’s last; literally “wood” + “foot”. By the 14th century it had been transferred to English style clogs, that is those with a wooden sole and fabric (e.g. leather) upper. What is the difference […]

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