An explosion that starts with a B could be:
Boom, Bang, Blast.
blast or burst
Bear starts with the letter B
Belgium is a country that starts with B.
The chicken that starts with B is bantam.
a BMW starts with the letter b!!
A bumper sticker is sticky. It starts with the letter b.
Brain is a body part that starts with the letter "b."
The word 'boom' can be used as a word for explosion that starts with a b.
Baclofen is a muscle relaxer that starts with the letter B
POOP YAY!!!!! -POOP MAN
The state Bihar in India starts with B!
No country that borders Libya starts with the letter B.