A preamble is usually used for formal documents; you wouldn't include one in a text to your best friend. noun-A preliminary statement, especially the introduction to a formal document that serves to explain its purpose. noun-An introductory occurrence or fact; a preliminary.
Check out our wide range of long-lasting LED light bulbs, energy-saving CFL light bulbs, and other options like incandescent, fluorescent bulbs and halogen bulbs. We also carry light bulbs from best-in-class brands like Philips, GE, EcoSmart and more.
Current labeling already helps make the switch from thinking in watts to thinking in lumens. The next three slides show three packages for three different types of A19-shaped light bulbs â incandescent, LED and CFL â that all produce approximately the same lumens. This 40-watt incandescent bulb equals 500 lumens. Photo: Inset from Philips light bulb package.