'Wet' snow vs. 'dry' snow. The size and make up of a snowflake depends on how many ice crystals group together and this will be determined by air temperatures. Snowflakes that fall through dry, cool air will be small, powdery snowflakes that don't stick together.
What is calibration? Calibration is the activity of checking, by comparison with a standard, the accuracy of a measuring instrument of any type. It may also include adjustment of the instrument to bring it into alignment with the standard.
What does calibration mean in Urban Dictionary?: 1. The proccess of information acquisition (gotten by comparison against standards) able to anticipate the behavior of someting.2. The data therefore obtained.3. The last report or documentation showing these types of data.4. 1) the entire process of researching an instrument's result sign with reality.