Nkwakọ Ngwaahịa Echiche imewe akwa nhicha eze bụ tube agba mmiri. Ọ na-echetara ihe ọchị nke ịhọrọ agba mgbe eserese. Ihe ntacha eze bụ ngwakọta pụrụ iche nke ihe ndị sitere n'okike na amino acid achọtara. Ya mere, ọkara nke elu nke ngwugwu ezé ezé bụ okwu okike, na n'okpuru ọkara bụ nkwupụta sayensị na nkà na ụzụ. Ọ bụ imewe nke na-ejikọta ihe abụọ dị iche iche n'ime otu. N'ikpeazụ, akara akara na-ejikọta brọsh eze abụọ n'ụdị obe iji chepụta ngwaahịa ọnụ nke mkpuchi.

Aha oru ngo : Toothpaste, Aha ndị na-emepụta ya : Kazuo Fukushima, Aha onye ahịa : Nippon Zettoc co.,ltd..

Designskpụrụ dị mma mepụtara uru maka ọha mmadụ. Kwa ubochi anyi n’egosiputa ihe nlere puru iche nke n’egosiputa lence kachasi nma. Taa, anyị nwere obi ụtọ igosipụta atụmatụ mmeri nke na-eme ezigbo mgbanwe. Anyị ga-egosipụta ọtụtụ atụmatụ dị egwu ma na-akpali akpali kwa ụbọchị. Gbalia ileta anyi kwa ubochi iji kirie ihe omuma ohuru ohuru na oru ndi okacha amara n’uwa dum.