Surfaces where MMVF removal has not been complete, such as pipes or vessels, must be wire brushed and sprayed with an approved encapsulation fluid to seal in the remaining fibres.

• 对于MMVF剥离不彻底的表面（例如某些管道和容器表面），则必须采用钢丝刷进行清洗并喷上经批准的密封流体以便将残留的杂质密封起来。