This is done by dividing the objectâs mass by its volume. The formula for density is: Density = Mass / Volume. This equation can also be written: Ï=m/V. In the formula, Ï is the symbol for density. Scientists measure density in kilograms per cubic metre (kg/m3). m is the symbol for mass. Scientists measure mass in kilograms (kg).
Definition - What does Proof of Concept (POC) mean? A proof of concept (POC) is a demonstration, the purpose of which is to verify that certain concepts or theories have the potential for real-world application. POC is therefore a prototype that is designed to determine feasibility, but does not represent deliverables. Proof of concept is also known as proof of principle.
Bread covered with linen proofing cloth in the background. Proofing (also called proving or more rarely blooming), as the term is used by bakers, is the final rise of shaped bread dough before baking. It refers to a specific rest period within the more generalized process known as fermentation.