Automobile ac compressor scrap is any unserviceable air conditioning or refrigeration compressor collected for the purpose of sale as scrap metal. The compressors are typically stored separately from other scrap metal for a number of reasons.

Aluminium windings transformer cores scrap is a Toroidal transformers are built around a ring-shaped core, which, depending on operating frequency, is made from a long strip of silicon steel or permalloy wound into a coil, powdered iron, or ferrite.