DICTIONARY OF AUTOMOTIVE TERMS - "Bt"
-
BTDC
- Acronym for Before top dead center.
Spark occurs on the
Compression stroke, before the
Piston reaches
Top dead center.
- B thread
See
Internal thread
Class B thread
-
BTS
- Acronym for Battery Temperature Sensor
-
BTSI
- Acronym for Brake Transmission Shift Interlock
-
BTU
-
- Acronym for British thermal unit.
The amount of heat that must be added to one pound of water to raise its temperature one
Fahrenheit degree.
- Acronym for Board of Trade unit equal to 1 k_Whr.
-
BTX
-
- Industry term referring to the group of aromatic hydrocarbons
benzene, toluene and xylene
- Acronym for benzene, toluene, xylene