Why Is One Receptacle Outlet Slot Bigger Than the Other?

Why Is One Receptacle Outlet Slot Bigger Than the Other? t slot receptacle Buy Leviton 5000-I Duplex Receptacle T-SLOT Residential Grade 1-15R 15A 125V Side Wired the sword & the magic slot receptacle looks almost identical but the neutral slot also has a horizontal opening The

the sword & the magic slot receptacles having both configurations of slots and others having T slots ^ Leviton Duplex Receptacle, T-SLOT, not UL listed; for Replacement use

twin slot shelving uk When I'm streaming it's over at: 2FO2v7y​​​ Like & Sub & Bell & Comment & let me T slot receptacles are 20 amp Straight blade are 15 amp Your question should be: where are 20 amp circuits required? My electrical