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.
There are four main types of daylight bulbs listed below, Please Click on the Image of the type that you are after. LED/Fluorescent Daylight Tubes Information. Different types of environment generally require different types of light source and colour. Many employers find it useful to use daylight tubes to illuminate their workspaces, owing to their generous light output, wider spectrum and superior CRI (more on these last two later).