regulation on maximum permissible limits(A body of rules or orders prescribed by a government or an international organization or treaty establishing levels of hazardous materials in the environment or in ingestible substances beyond which human exposure is deemed health-threatening)
remote sensing(1. The scientific detection, recognition, inventory and analysis of land and water area by the use of distant sensors or recording devices such as photography, thermal scanners, radar, etc. 2. Complex of techniques for the remote measure of electromagnetic energy emitted by objects)
