Anyị nwere ike ijikwa ụdị dị iche iche dịka mkpa gị si dị, site na nnukwu otu na okpukpu abụọquartzbaths ka oberequartzcrucibles. Na mgbakwunye naihe quartz, anyị nwekwara ike hazie arịa ndị siri ike mee.
A na-eji usoro nhicha mmiri wafer.
Oghere otu/oghere okpukpu abụọ (oghere na-ejubiga ókè).
· Nwere ike imepụta ihe ruru sentimita iri na abụọ.