Polyester resin aan saturated ahayn, oo sidoo kale loo yaqaan UPR-ga Ingiriisiga, waa polymer dareere ah oo si fudud loo daabici karo kaas oo, mar la daaweeyay (iskutallaabta ku xidhan styrene, iyadoo la adeegsanayo walxo gaar ah, peroxides organic, oo lagu magacaabo hardeners), ilaaliya qaabka adag ee loo qaatay caaryadaThe...
Akhri wax dheeraad ah