2) to study the performance of the device helps remove pipes from PVC joints 3) to study the satisfaction level of the samples after the trial of the device allows removal of PVC pipes from this joint experiment by removing artifacts is aid crack pipes from PVC joints that are created to experiment with a sample is the people. In zone 5. Tambon ban song, Amphoe wiang SA, Surat Thani province. The number of 10 samples in this research tool is a record result and satisfaction questionnaires. The results showed that
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