https://padlet.com/rogaljes000/7zq3oamuntuz en-us 2018-10-03 16:34:22 UTC 2018-11-04 20:33:00 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Manbag.png rogaljes000 https://padlet.com/rogaljes000/7zq3oamuntuz/wish/288758034 Mechanical engineers design power-producing machines, such as electric generators, internal combustion engines, and steam and gas turbines, as well as power-using machines, such as refrigeration and air-conditioning systems]]> 2018-10-03 16:46:21 UTC https://padlet.com/rogaljes000/7zq3oamuntuz/wish/288758034 rogaljes000 https://padlet.com/rogaljes000/7zq3oamuntuz/wish/300243053 2018-11-04 20:32:57 UTC https://padlet.com/rogaljes000/7zq3oamuntuz/wish/300243053