The signs must further say that the improper disposal of such products could cause environmental contamination.

It is typically caused by industrial activity, agricultural chemicals, or improper disposal of waste.

Seeds are spread by fruit-eating birds and improper disposal of garden refuse.

The violations, found during a March 2002 inspection, included improper disposal of laboratory chemicals, the agency said.

Since these contain potentially hazardous ingredients, improper disposal can lead to human health risks and environmental pollution.

It includes drinking, drug references and improper disposal of a dead body.

In fact, it contributes to the improper disposal of medical waste.

Small spills and improper disposal are also sources of contamination.

The second report will focus on a separate incident of improper disposal of records.

The improper disposal of infested furniture also facilitates the spread of bed bugs.