We are now ISO 9001:2008 certified. Induction bending (also known as hot bending and sometimes as hot rolling) happens when heat is applied to a specific area of a metal tube or steel pipe, usually with the use of an induction coil, in order to make the material easier to bend to a preset radius.
Variable costs are corporate expenses that vary in direct proportion to the quantity of output.Unlike fixed costs, which remain constant regardless of output, variable costs are a direct function of production volume, rising whenever production expands and falling whenever it contracts.ariable costs are corporate expenses that vary in direct proportion to the quantity of output.
Operating expenses fall into two categories: fixed and variable. Your fixed expenses are the same from month to month regardless of whether you are seeing patients or not. Your variable expenses change from month to month based on the volume of business you do and what is needed to support that volume of business. Purchases that fall under the operating expense category are less than a pre-determined amount â maybe less than $500 in a practice or less than $1000 in a hospital.