Amazon.com: RVMATE Dryer Adapter Cord 3 Prong to 4 Prong 30Amp, NEMA 14-30P Male to 10-30R Female Receptacle, 3 Prong to 4 Prong Waterproof PVC Jacket 12 Inch Plug Adapter : Tools & Home Improvement
Switching a 3 prong dryer cord for a 4 prong. Can someone help me know where to attach green wire? : r/electricians