Residents of a chawl, traditional old tenement for the working class, stand on their common balcony as a new under-construction high-rise building is seen in the background in central Mumbai on March 1, 2012. India's manufacturing sector slowed marginally in February, snapping three straight months of gains but the pace of growth remains robust, a business survey released on March 1 said. The HSBC India Manufacturing Purchasing Managers' Index (PMI), a key measure of factory production, eased to 56.6 in February from 57.5 in January, which was an eight-month-high.  AFP PHOTO/Punit PARANJPE (Photo credit should read PUNIT PARANJPE/AFP via Getty Images)