An acoustic piano usually has a protective wooden case surrounding the soundboard and metal strings, which are strung under great tension on a heavy metal frame. Pressing one or more keys on the piano's keyboard causes a padded hammer (typically padded with firm felt) to strike the strings. The hammer rebounds from the strings, and the strings continue to vibrate at their resonant frequency.
Dollars and Sense: The Cost of a Bad Hire. Hiring employees isn't cheap: On average, small business owners spend $1,872 to hire someone new, according to a study from the job search site Monster.
The costs to replace an employee vary by their earning level, so training costs also vary. The Sasha Corporation averaged the results of 15 studies that determined average costs to replace an $8 per hour employee, determining an average cost of $9,444.47 per turnover.Even when the 33 percent of estimates with the highest prices were removed from calculations, replacement costs were $5,505.80 per turnover.or example, workers, such as warehouse hands may be trained quickly on the job. In contrast, it may take weeks of classroom training to instruct a mortgage underwriter about the process of screening applicants because of the complexities and corporate guidelines involved with the job.