Why is nylon used to make parachutes? Nylon fabric became important as a synthetic substitute for silk in the manufacture of parachutes when silk became scarce during WWII. Nylon is still used today to make parachute canopies due to its elasticity, strength, resistance to mildew, availability and price. Why is nylon preferred for making ropes […]
How can I safely clean my iPad screen?
How can I safely clean my iPad screen? Don’t use window cleaners, household cleaners, compressed air, aerosol sprays, solvents, ammonia, abrasives, or cleaners containing hydrogen peroxide to clean iPad. iPad has an oleophobic coating on the screen; simply wipe iPad’s screen with a soft, lint-free cloth to remove oil left by your hands. Do you […]
When did Blackbeard sail the seas?
When did Blackbeard sail the seas? An Increasingly Dangerous Pirate Force, 1717-1718 Leaving Bequia in late November, Blackbeard cruised the Caribbean in his new ship, now renamed Queen Anne’s Revenge, taking prizes and adding to his fleet. From the Grenadines, Blackbeard sailed north along the Lesser Antilles plundering ships near St. How many ships are […]
Is a Bruin a grizzly bear?
Is a Bruin a grizzly bear? As nouns the difference between grizzly and bruin is that grizzly is a grizzly bear while bruin is a folk name for a bear, especially the brown bear, ursus arctos . Who eats who Yellowstone? The primary consumers eat the plants some primary consumers and their diets are moose […]
Who is the founder of Republicanism?
Who is the founder of Republicanism? Republicanism became the dominant political value of Americans during and after the American Revolution. The Founding Fathers were strong advocates of republican values, especially Thomas Jefferson, Samuel Adams, Patrick Henry, Thomas Paine, Benjamin Franklin, John Adams, James Madison and Alexander Hamilton. What philosopher came up with Republicanism? One of […]
Where is the real Lucy?
Where is the real Lucy? the National Museum of Ethiopia Is Lucy the most complete fossil? It was the most ancient early human – or hominin – ever found. Later it became apparent that it was also the most complete: fully 40% of the skeleton had been preserved. Was the first human named Lucy? Perhaps […]
What kind of hockey sticks do NHL players use?
How many hours travel from India to Australia?
How many hours travel from India to Australia? The only direct flight to Australia from India is operated by Air India and it is from New Delhi to Sydney and lasts 12 hours 25 minutes. How far is India from Australia by plane? The air travel (bird fly) shortest distance between Australia and India is […]
Can I change the color of my diamond?
Can I change the color of my diamond? Heating irradiated diamonds to above 500o C will change most blue-to-green colors to brownish or orangy yellow to yellow, or, in rare cases, pink to red. High-pressure high-temperature (HPHT) annealing: Exposing diamonds to very high pressures and temperatures can lighten the color of some brownish diamonds. What […]
How can you tell if a neon tetra is male or female?
How can you tell if a neon tetra is male or female? The male is slender, and the blue line is straighter. The female is rounder, producing a bent blue line. Some aquarists say the females look plumper when viewed from above. However, the straightness of the line and the plumpness of the female might […]