Business & money
How strong is a concrete block house?

How strong is a concrete block house? Concrete block homes can resist strong winds. Some structures made with this material can withstand speeds of over 200 miles per hour. If the owners maintain the structure appropriately as the years go by, the structure has the potential to last for centuries ...

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Is 10w30 OK for snowblower?

Is 10w30 OK for snowblower? Unless you are experiencing some very cold, and I mean VERY cold temps, 10w30 will work fine. So, while synthetic will do better in temperature extremes, (extremes not seen in a properly running snow blower) it will get dirty at the same rate as regular oil. Is ...

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How strong is tube steel?

How strong is tube steel? The most common (and probably cheapest) square structural tubing is made from A36 carbon steel with a maximum yield stress of 36,000 psi. There may be stronger grades, but you should probably check with (or google) steel suppliers. Max shear stress should be kept below ...

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Is a bottle opener a simple machine?

Is a bottle opener a simple machine? A simple machine is any device that helps us to perform our work more easily when a force is applied on it. A screw, wheelbarrow and a bottle opener are simple machines. Why is a bottle opener considered a machine? In a second-class lever, such as a ...

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How the body produces ATP?

How the body produces ATP? Over a hundred ATP molecules are synthesized from the complete oxidation of one molecule of fatty acid, and almost forty ATP molecules result from amino acid and pyruvate oxidation. Two ATP molecules are synthesized in the cytoplasm via the conversion of glucose molecules ...

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How thick should a concrete hearth be?

How thick should a concrete hearth be? Thickness. A standard hearth has a required thickness in order to support fireplace grates and the hearth's own weight. The minimum thickness of a standard hearth's flooring within the fireplace is 4 inches. The hearth pad requires a thickness of at least 2 ...

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How thick should a garden shed slab be?

How thick should a garden shed slab be? 4-Inch Slab Is Good for Most Sheds A 4-inch slab is generally a good thickness for a typical shed. This concrete floor can be poured in most locales on a 4-inch base of compacted gravel. That requires an excavation of at least 6 inches to make a slab that ...

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How was gunpowder made in China?

How was gunpowder made in China? Scientists made gunpowder in ancient China by mixing sulfur, charcoal, and saltpeter, or potassium nitrate. All three components of gunpowder were common in ancient China. Probably chemists were just mixing together a lot of things they had handy, to see what they ...

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How will you distinguish alcohols by Lucas test?

How will you distinguish alcohols by Lucas test? The Lucas test in alcohols is a test to differentiate between primary, secondary, and tertiary alcohols. It is based on the difference in reactivity of the three classes of alcohols with hydrogen halides via an SN1 reaction: ROH + HCl → RCl + H2O. ...

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Frank Slide - Outdoor Blog
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