Ndị ọkà mmụta sayensị Japan mara ọkwa na nso nso a ụzọ na-atọ ụtọ esi eme mmanya. Ndị ọkachamara nke Ụlọ Ọrụ Nnyocha nke Forestry na Forest Products kwuru banyere eziokwu ahụ na n'ọdịnihu dị nso ha ga-amasị mmanya na-egbu osisi.
Nke bụ́ eziokwu bụ na ihe ọṅụṅụ ndị sitere n’osisi na-enwe mmasị n’ihe ọṅụṅụ na-aba n’anya nke merela agadi n’ime gbọmgbọm osisi. Nke a bụ ihe na-eme ndị ọkachamara na-enyocha nke ọma asọmpi nke ihe ọṅụṅụ ọhụrụ ahụ.
Olee otú o si akwadebe? A na-egweri osisi ahụ n'ime nnukwu mado, yist na enzymes na-agbakwunye ya, usoro ịgba ụka na-amalite. Enweghị ikpo ọkụ nke ihe ọṅụṅụ (n'adịghị ka usoro omenala) na-enyere aka ichekwa ihe ọkụkụ dị iche iche nke osisi ọ bụla.
N'oge a, ndị ọkà mmụta sayensị jisiri ike mepụta ihe ọṅụṅụ na-egbu egbu sitere na cedar, birch na cherry. Ya mere, dịka ọmụmaatụ, 4 n'arọ nke osisi cedar mere ka o kwe omume ịnweta 3,8 lita ihe ọṅụṅụ nke nwere ihe ọṅụṅụ mmanya na-aba n'anya nke 15%, ebe ihe ọṅụṅụ a yiri nnọọ mmasị Japanese.
Ndị mmepe na-atụ anya na n'ime afọ atọ na-esote, mmanya "osisi" ga-apụtarịrị na shelves ụlọ ahịa. Ọfọn, anyị na-eche.