Electronic Journal of Biotechnology ISSN: 0717-3458
  © 2008 by Universidad Católica de Valparaíso -- Chile
Vol. 11 No. 4, Issue of October 15, 2008
 


Figure 1. Fully assembled bead-maker with glass parts separated by rubber O-rings and held together by three-point adjustable horseshoe clamps.


  Supported by UNESCO / MIRCEN network