- bp
- BC
- BPBC
- BO
- BCG
- BCR
- bFGF
- BHA-resin
- BIB
- BLIA
- BLOTTO
- BLV
- Bq
- BSMV
- BUdR
- BVDV
- ADS
- AVI
- AVR
- AS
- AFT
- ADC
- ACT CANADA
- ANSI standards
- ANL
- ANSCC
- AIS
- ADR
- ASI
- ANS
- ACV
- ANSTF
- APEA
- AcNPV
- att
- AOP
- arith
- AAMS
- AAC
- AAL
- adbc
- AD
- AGSL
- AR
- avc
- AML
- AQP
- AD
- AIG
- Allstate
- a&b
- A.E.
- AEA
- AEA
- Avg CPC
- ADD.COMM
- ASF
- acc.cop.
- a.g.w.t
- ayt