Section 17 – CALCULATE the EXPANSION and CONTRACTION of VARIOUS PIPING MATERIALS DUE to HEATING Perform Routine Trade Activities & Apply Electrical Concepts Section 17 - CALCULATE the EXPANSION and CONTRACTION of VARIOUS PIPING MATERIALS DUE to HEATING Play Episode Pause Episode Mute/Unmute Episode Rewind 10 Seconds 1x Fast Forward 30 seconds 00:00 / 4:06 Subscribe Share RSS Feed Share Link Embed Section 17 – CALCULATE the EXPANSION and CONTRACTION of VARIOUS PIPING MATERIALS DUE to HEATING