I noticed that Google's results page displays the logo from this multi-use image. What are the advantages of doing this versus using multiple images for each icon as needed? Is it common practice?

http://ift.tt/1W1t5qQ

Epic visual tool

Epson 5030UB 2D/3D 1080p 3LCD Projector Submitted September 17, 2015 at 03:31AM by IamMickey http://ift.tt/1KSUwBg