A na-ejikarị ụlọ nyocha dị ọcha na microbiology, ọgwụ ndụ, na-ahụ maka anụmanụ, ngwaahịa ndu, wdg. Kwesịrị iji mezuo iwu na ụkpụrụ na ọkọlọtọ. Jiri nchekwa nchekwa nchekwa na sistemụ injin oxygen oxygen dị ka akụrụngwa dị ọcha ma jiri usoro mgbatị nke abụọ na-adịghị mma. Ọ nwere ike rụọ ọrụ na ọnọdụ nchekwa ruo ogologo oge ma na-enye ọnọdụ ọma na ntụsara ahụ nke ọma maka onye ọrụ. Ekwesịrị iji jide n'aka na nchekwa ọrụ, nchekwa nchekwa gburugburu, ebe nchekwa nchekwa na nchekwa nchekwa. All bụ gas gas na mmiri mmiri kwesịrị ọcha ma nwee otu.
Were otu n'ime ụlọ dị ọcha anyị dị ka ihe atụ. (Bangladesh, 500m2, ISO 5)
