| Item type | Current library | Call number | Copy number | Status | Barcode | |
|---|---|---|---|---|---|---|
| Journal article | London Journal article | ABS57091 (Browse shelf(Opens below)) | 1 | Available | 79198-1001 |
Examines how the idea of anti-noise, inverted sound waves that cancel out noise, can be applied to air conditioning systems to reduce their noise levels.