Bronze was used extensively because it symbolized strength and wealth. It was used to construct weapons and vessels for food and wine. The Shang Dynasty is considered China's Bronze Age.
B.) Bronze
A ballot is something that starts with b and is used to vote.
Bicycle.
Something that is used to stay warm that starts with the letter B could be a blanket.
A battery helps a car run, and it starts with a B.
bellow
bra
bingoboobyeball
a BRA
blouse
Blow stuff up
something that starts with a B