Re khethela tlhahiso ea li-asme b16.11 liha litsie tse ngata, tse sebelisoang haholo litsamaisong tsa khatello ea khatello e phahameng.
Re tloaetse ho hlahisoa ha litekete tse fapaneng tsa tšepe, ho kenyeletsoa lesholu le mashome a mabeli a motsotsoana a lentjane.
