Steel is a metal alloy made of iron and another metal, usually carbon.
Steel caps used to seal glass beverage bottles.
Empty paint cans
Metal (steel) paint cans.
Steel food cans, which are often called "tin cans" as they are coated with a thin layer...
Metal jar lids
Steel lids from (mostly glass) bottles and jars. You can verify that the lid is steel...
Steel aerosol cans
Small boxes made of steel coated in tin. Used for candy/mints, first aid kits, tea, and...
- scrap steel