Search for: Title Author Subject Series that begins with: 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings > Browse Headings # Waste gases. 2 Waste gases -- Combustion. 1 Waste gases -- Combustion -- Government policy -- United States. 1 Waste gases -- Government policy -- United States. 1 Waste gases -- Standards -- United States. 1 Waste heat 1 SEE ALSO narrower term: Heat recovery 1 Waste heat recovery -- SEE: Heat recovery 1 Waste in government spending. 216 Waste in government spending -- Afghanistan. 1 Waste in government spending -- New York (State). 1 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings >