Glass shipments are often contaminated with unusable glass. Market value fluctuations make forecasting economic viability difficult. The Benefits Recycling reduces pollution. Tin cans can be recycled indefinitely and recycled into food containers. Dirt and contaminants burn off in furnaces.
Tin cans are easy to separate from other recyclables in an operation, with magnets.
There are consistent markets for recycled cans. Recycling reduces pollution and conserves a nonrenewable resource. Aluminum can be recycled indefinitely and used for food containers. Dirt and contaminants burn off in furnaces. There is a well-developed structure for aluminum can collection and processing.