N'ebe a na-emepụta ọgwụ, a na-ejikarị ngwaahịa nzacha eme ihe n'ichepụta ọgwụ, nkà na ụzụ biotechnology, ngwaọrụ ahụike na mpaghara ndị ọzọ.Ha nwere ike nyochaa ma wepụ ihe ndị na-emerụ ahụ dị ka adịghị ọcha, microorganisms, bacteria, virus, proteins na mmiri, na-ahụ na ịdị ọcha na nchekwa nke ọgwụ na ngwaọrụ ahụike.
Anyị nwere ike ịnye ngwaahịa filtration ndị a metụtara na mpaghara ọgwụ.
