Heating Pad 1 Used for easy crystalized liquid for rapid discharging of cargo 2.Cycle use Heating Padis designed for: 转自:青岛蓝色世纪贸易有限公司(www.qingdaolssj.nev.cn) PALM OIL 、SUGAR SYRUP、GLYCERIN、ANIMAL OIL、WAXES、PARAFFIN WAX、MALT EXTRACT、COCONUT OIL ect. Airvent 1. Used for packaging fermented products; 2. Elimitate air inside the flexitank for maximum load; 转自:青岛蓝色世纪贸易有限公司(www.qingdaolssj.nev.cn) 3. Used for sample taking. Airvent is designed for: DOP(plastifier),water reducer ect .