Julie Young is an experienced financial writer and editor. She specializes in financial analysis in capital planning and investment management. Dr. JeFreda R. Brown is a financial consultant, ...

XRF sample preparation is a precise method of preparing analytes for elemental analysis. For example, organic samples being analyzed by XRF must be uniformly homogenized through the use of hydraulic ...

Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. Gordon Scott has been an active investor and technical analyst or 20+ years. He ...

Proteins are workhorses that carry out most of the biological functions in our cells. While the genes we inherit from our parents, our so-called genome, are fixed and usually remain unchanged ...

Businesses use the high-low method of accounting when they want to accurately calculate the variable and fixed costs for a certain amount of sales. If a business finds that certain sales levels are ...

A content filtering system for filtering content retrieved from an Internet computer network by individual controlled access network accounts, said filtering system comprising: a local client computer ...

There are two main types of business accounting methods: cash and accrual. In general, small-business owners have the option to choose which one to use. Both methods function to keep track of income ...

Depreciation expense can be a big portion of a company’s total expense. And since expenses decrease income, it affects the overall value of a company. Understanding what it is and the methods can help ...