Showing posts with label class 1-03. Show all posts
Showing posts with label class 1-03. Show all posts

Saturday, August 20, 2011

The last 'bulb' standing...

Which bulb last the longest? Come and have a look.

A tale of the 2 bulbs

What happens when a conventional bulb goes up against an energy-saving one? Which one is the brightest? And which one would prevail in the end? Watch the clip and find out more...