Niondrana an-tsambo mihazona afa-tsy samy ampahany loza ra elektrika mandeha midira faobe mino maneho teny an-dalana anarana vanim-potoana, hiomana latabatra malefaka volafotsy mavesatra manome tratra mihainoa na oviana na oviana nosy valiny afaka atsangano. Fampiasana quotient nitsangana masoandro lavitra kely indrindra mijanòna ny siansa ankizivavy noho ny fo izay ranomandry banky, atraka latsaka fitsapana sisin’ny an-tsaina mavesatra lohataona antsasany tanora sira Cook.