Taa, onye nchịkọta akụkọ na-aga ịkọrọ gị otu esi amata ọdịiche dị mma nke eriri diamond n'okpuru ọnọdụ nkịtị. Biko lee anya n'okpuru!

1. Ị nwere ike ịlele ntinye na nkesa nke corundum kpughere na onye na-egbu anụ.

2. Lelee ma akwa mgbado nke diamond saw agụba nke ndị ọrụ na-adị mma.

3. Lelee ma agụba diamond n'ozuzu nwere ike ịkwado.

Isi ihe atọ ahụ a kpọtụrụ aha n'elu bụ ụzọ njirimara nke ndị ọrụ nwere ike ịnakwere mgbe ị na-ahọrọ eriri diamond na ndụ kwa ụbọchị.