1. BPC or Black Plastic Crap. Any audio and video electronics made with poor quality materials and craftsmanship often housed in cheap black plastic casing.
2. Wal-mart grade products.
That stereo system is BPC!
Abbreviation for Blood Borne Pathogen. A virus that is spread by direct contact though blood or other body fluids. Viruses such as Hepatitis B and C and HIV are BBP's.
That needle may be contaminated with BBP's.