1.Objective To evaluate the effect of bronchial artery embolization (BAE) with polyvinyl alcohol (PVA) foam and gelatinum sponge (GS) for serious hemoptysis.
8.These are combined in a chemical reaction to create ethylene dichloride, which is turned into a gas, and then, through a process called " polymerization" , it becomes a fine, white powder called polyvinyl chloride, or PVC.