Waxaan u isticmaalnaa farsamadan cusub si lamid ah sida qalabka taleefanka ee aluminium anodised No diirka, daxalaysiga, biraha culus, No formaldehyde iyo walxo kale oo waxyeello leh, dusha siman oo leh midab qurxoon, Ammaan iyo caafimaad leh. Baadhitaanka farta, oo leh semikonductor u gaar ah, ayaa had iyo jeer diyaar u ah aqoonsi aad u saraysa oo xawaare sare leh.