Summary Tungsten is one of the hardest, heaviest and highest melting metals. As a fine wire it is used as the filament in incandescent light bulbs. Iodine is added to produce quartz halogen lamps that were used for a time for automobile headlights. Tungesten carbide is especially hard and used for the ball in ball point pens. Peter has a couple samples including a single crystal of tungsten.
Directed : Unknown
Written : Unknown
Stars : Brady Haran Martyn Poliakoff Neil Barnes Peter Licence
Genres : Documentary
Release date : Jul 14, 2008
Official sites : Official YouTube Channel
Language : English
Summary Tungsten is one of the hardest, heaviest and highest melting metals. As a fine wire it is used as the filament in incandescent light bulbs. Iodine is added to produce quartz halogen lamps that were used for a time for automobile headlights. Tungesten carbide is especially hard and used for the ball in ball point pens. Peter has a couple samples including a single crystal of tungsten.
Genres : Documentary
Release date : Jul 14, 2008
Official sites : Official YouTube Channel
Language : English