Xarig ama faashad waa dhar aad u fudud oo laga sameeyay fiberglass, ama mararka qaarkood polyester. Waa mid fudud oo hufan, taasoo la macno ah in badanaa loo isticmaalo isku-darka alaabada kale. Dharka waxaa sidoo kale loo isticmaali karaa dabaqa PVC, foil aluminium, Pipeline, qaybta duulista iyo iwm.
http://youtu.be/bBxlwna2DX4
Waqtiga boostada: Oktoobar-18-2019