One reader just happens to be a brewer, and explains all about the mysteries of that seemingly empty space in a bottle of ...

The air space in the bottle, called ullage, can cause harmful oxidation. Sign Up for Free Email Newsletters Sign up for Wine Spectator’s Free Email Newsletters and stay up-to -date with all things ...

These mandates offer new challenges for the improved supply of portable electronic tank gauging instruments (ullage, oil/water interface, temperature measurements and oxygen sensing) with ...