Lever 1st class lever: see-Saw (Teeter-Totter)
{"Image DocumentName": "Lever 1st class lever: see-Saw (Teeter-Totter)", "Image ImageDescription": "prying up a lid by pushing down on a bar. pairs: scissors, pliers, hedgeclippers.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}