B20
B20 , B-20 or B 20 denotes:
- a language group within the Bantu languages, see Kele languages (B20)
- Bundesstrasse 20 in Germany
- Mariazeller Strasse in Austria
- Boeing Y1B-20 , an American experimental aircraft , variant of the Boeing XB-15
- Beresin B-20 , a Soviet automatic cannon
- a fuel mixture with 20% biodiesel
- a bronze alloy such as is used for cymbals, see bronze
- Certain rare moves at the chess openings (ECO code), see Sicilian Defense
