Taarikada birta ah ee aan lahayn
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304, 306 saxan bir ah 2B saxan muraayad ah
304 306 birta birta ah waxay leedahay iska caabin oksaydh oo wanaagsan, iska caabin daxalka, waxay sii wadi kartaa inay ka shaqeyso heerkul sare, waxay leedahay iska caabin heerkul sare oo wanaagsan.Inta badan waxaa loo isticmaalaa batroolka, elektiroonigga, kiimikooyinka, dawooyinka, dunta, cuntada, mishiinada, dhismaha, tamarta nukliyeerka, hawada sare, militariga iyo warshadaha kale.
