Ike siri ike, ntu ntu na nguzogide mmetụta mpụga.Ọ nwere ike na-ebipụ aka ike dị ka dị iche iche engineering imewe na usoro chọrọ, ehulata na mgbanwe udi, agaghị kewaa, adịghị mfe ọkọ, na-eguzogide ọgwụ Acid-base corrosion na mmiri vapor corrosion, ala thermal conductivity, onwe-emenyụ ọkụ retardant ka Ọkọlọtọ ọkwa B1, nwere ike igbu oge mgbasa ọkụ nke ọma.