Nkọwa aja agba:
1. Ihe mpịakọta na-ekpuchi mmiri
2. Nkà / ihe osise / karama
3. Foto nka, ụmụaka
4. Ihe mgbochi mmiri
5. Agbamakwụkwọ mma
6. Ihe osise nke ala epoxy
7. Ihe owuwu
8. Nkume dị ka mkpuchi
9. Ihe osise ụlọ
10. imepụta marble, tile ala
11. architecture mma,
12. ihe ịchọ mma seramiiki ihe eji achọ mma, ngwa ihe ọcha na ihe ndị ọzọ

A na-ekewa ájá nwere agba ugbu a gaa n'ájá nwere agba eke, ájá nwere agba agba, aja agba agba nwa oge, na ájá nwere agba na-adịgide adịgide.Njiri mara ya bụ: agba na-egbuke egbuke, nguzogide acid na alkali, nguzogide UV, na anaghị ada ada.Aja nwere agba agba: A na-eme ya site n’ipịa ọla ndị e kere eke, bụ́ nke na-adịghị ada ada ma nwee ọtụtụ adịghị ọcha;Aja nwere agba agba nwa oge: agba na-egbuke egbuke ma na-adị ngwa ngwa.
A na-esi na mineral dị ka mabụl ma ọ bụ granite mee ájá nwere agba agba site n'ọtụtụ usoro dị ka nhọrọ, nchipịa, nchipịa, grading, na nkwakọ.Agba usoro nke acha ájá ngwaahịa na-agụnye: isi awọ usoro acha ájá, nwa usoro acha ájá, red usoro agba aja, edo usoro acha ájá, ọcha usoro acha ájá, na akwụkwọ ndụ akwụkwọ ndụ usoro aja.