Remove trapped air bubbles by gently tapping on the sides of the jars. (fieryfoodscentral.com)
It's easy to apply without causing unwanted trapped air bubbles. (goodereader.com)
«the European Project for Ice Coring in Antarctica (EPICA) established a precise link between climate records from Greenland and Antarctica using data on global changes in methane concentrations derived from trapped air bubbles in the ice.» (realclimate.org)