Elu dị elu

Nkọwa nke ngwaahịa:
Typed Router na-akpọ ụdị bụ nke inwe nkewa, nke nwere ime na ịgba ọsọ. Dabere na usoro dị iche iche, a na-ekewa ha n'otu ahịrị, okpukpu abụọ na ahịrị anọ okirikiri na-ese.

Njirimara ngwaahịa:
1. Nhazi 1. 
2.Nsing na-arị elu 
3. Ibu ibu n'otu uzo 
4.Na radial ibu

Ngwa:
A na-eji ihe ndị na-eme mkpọtụ na-eme ka mmiri mee ihe n'ọtụtụ ọ bụla, igwe mpịakọta, mitalling, igwe plastic na ọrụ ndị ọzọ.