Bimetal

BIMETAL CAN (BI-METAL) A food or beverage can with a steel body and an aluminum lid: it is 100% recyclable by the steel industry.
BIODEGRADABLE Able to break down or decompose rapidly under natural conditions and processes.

Bimetal
Beverage containers with steel bodies and aluminium tops; handled differently from pure aluminium in recycling.
Bioaccumulants ...

bimetallic corrosion Corrosion resulting from dissimilar metal contact; galvanic corrosion.

Bimetallism
A monetary standard allowing the unrestricted currency of two metals, usually gold and silver, at a fixed ratio to each other, as coined money.

See also: Oxygen, Environmental, Environment, Condition, Air