To understand the significance, we need to skim the surface of the field of social analytics.

FORBES: Finding Influencers and Influential Events On The Social Web

While some shrimpers are eager to get back out, many are still working for BP, which has hired boats to skim oil off the surface and lay protective booms along the shorelines.

CNN: Allen: 'Our first goal is to do no harm' in Gulf

When the jam is ready, use a stainless-steel spoon to skim any remaining foam from the surface of the jam.

WSJ: Gourmet Spreads

Every 30 minutes or so, lift the lid and skim and discard whatever fat may have bubbled up to the surface.

CNN: Short Ribs Braised in Red Wine