Hard rock maple furniture can withstand 1,450 pounds of force on the Janka hardness scale. This means it takes this much force to embed half of a small steel ball into the wood. More »

To make hard rock candy, mix water and sugar and heat the mixture until it reaches hard-crack stage at 300 degrees. Once it does so, remove from heat, add flavoring, pour the mixture into a lined pan and let it cool. More »

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To getting rock-hard abs, you must lower your body fat percentage and develop your abdominal muscles. Eat a diet high in protein and fiber, do cardiovascular exercises regularly and train your abs a few days each week to... More »

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Styles of Tell City maple furniture include the Young Republic Group and the Hard Rock Maple. The Tell City Chair Factory was a furniture company founded in 1865 in Tell City, Indiana. It closed its doors in 2011, and it... More »

The hardest wood in the world is Australian Buloke, registering 5,060 pounds of force on the Janka hardness scale. Certain strands of the wood species are listed as endangered by the Australian government. It is often us... More »

Based on the Janka Rating System, which measures the hardness of wood, hickory is the hardest wood and can withstand 1,820 pounds of pressure. The softest hardwood is aspen, which can withstand a pressure of 350 pounds b... More »

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Quebracho is known to be the hardest wood and can withstand 4,570 pounds of force in the Janka hardness test. It is also one of the heaviest woods. Its name comes from the Spanish words "quebrar hacha," meaning axe break... More »