> but you need to coat all the connections with anti-oxidizing grease Actually, no you don't. Only wires from like 30 years ago need that. Modern aluminum wire

> but you need to coat all the connections with anti-oxidizing grease Actually, no you don't. Only wires from like 30 years ago need that. Modern aluminum wires do NOT need the coating. In fact in some places you will fail inspection if you add the coating. Most people have not updated their knowledge on this, since they don't work in the industry.