Mon, 15 Sep 2008 13:52:48 +0000. I'm sick of the supermarket coleslaw that my local Sainsbury's sells, so I've started to make my own. Just a simple finely sliced cabbage, onion, carrot affair with a squeeze of lemon and spoonful of mayonnaise (Hellmans - I don't think I can be really bothered making my own mayonnaise).
Erbium's everyday uses are varied. It is commonly used as a photographic filter, and because of its resilience it is useful as a metallurgical additive. Other uses: 1  Used in nuclear technology in neutron-absorbing control rods. 2  When added to vanadium as an alloy, erbium lowers hardness and improves workability.rbium is a chemical element in the lanthanide series, with symbol Er and atomic number 68.
Two common uses of erbium today are in lasers and special kinds of optical fibers. Optical fibers are glass-like materials used to carry telephone messages. The correct chemical name for the rare earth elements is the lanthanides, which comes from the first element in the sixth row of the periodic table, lanthanum.