Business & money
Why Did Roman Concrete Last So Long?

Why Did Roman Concrete Last So Long? Roman concrete was based on a hydraulic-setting cement. It is durable due to its incorporation of pozzolanic ash, which prevents cracks from spreading. By the middle of the 1st century, the material was used frequently, often brick-faced, although variations ...

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Why Are Mild Steel Sheets Used For Car Panels?

Why Are Mild Steel Sheets Used For Car Panels? Because steel is malleable, it is capable of being shaped into the forms needed to create the chassis and body panels of automobiles. Steel is able to be poured into molds and cooled to create other forms, such as an engine block. And steel is easy to ...

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Why Are My Indoor Tulips Dying?

Why Are My Indoor Tulips Dying? Environmental Factors. Poor cultural practices can cause potted tulips to wilt due to health issues. Bad drainage or overwatering can lead to fungal diseases such as root rot, which will destroy the roots and bulb, causing the plant to wilt. Too much intense, direct ...

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Why Are Rivers Important To The Water Cycle?

Why Are Rivers Important To The Water Cycle? Rivers are important players in the water cycle. They collect run-off from precipitation and move it back toward the oceans. Rivers are also extremely important to our society, providing us with drinking water and irrigation water, helping produce ...

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Why Are Tulips Topped?

Why Are Tulips Topped? Growers top the tulips about three weeks after blooming for two reasons: First, they must remove the flowers before the petals fall in the foliage. If they were to ignore this step, the dropping petals would cause the tulip plants to rot and die down before the new bulb(s) ...

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Who Uses Managerial Accounting?

Who Uses Managerial Accounting? Managerial accounting focuses on internal users—executives, product managers, sales managers, and any other personnel within the organization who use accounting information to make important decisions. What types of companies need managerial accounting? ...

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Why Are Windows Opportunities Important?

Why Are Windows Opportunities Important? Windows are open at birth for sensory connections: (sight, hearing, touching), for basic motor skills, for developing attachments, and for learning language. Making the most of these optimum learning times, the windows of opportunity, helps put children on ...

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Who Was Marcus Garvey And What Did He Believe?

Who Was Marcus Garvey And What Did He Believe? He believed that all black people should return to their rightful homeland Africa, and was heavily involved in promoting the Universal Negro Improvement Association (UNIA) which he founded in 1914. In the 1920s Garvey organised the black nationalist ...

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Frank Slide - Outdoor Blog
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