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 number most people talk about when they are discussing recruitment costs is the external expenditure on hiring. In organisations reliant on recruitment agencies this is typically 15-30% of salary, higher if they use executive search companies.Other costs include advertising, subscriptions to social media and database aggregators, attendance at recruitment shows and the cost of any in-house recruiters.he number most people talk about when they are discussing recruitment costs is the external expenditure on hiring. In organisations reliant on recruitment agencies this is typically 15-30% of salary, higher if they use executive search companies.