Stocks to watch Tuesday: ConAgra, Air Products By: MarketWatch September 20, 2011 at 06:49 AM EDT A handful of secondary stock offerings are in the works, and a pair of companies have good things to say about their respective earnings prospects. Read More >> Related Stocks: Accuray Inc Adobe Systems Air Products & Chemicals American Water Works Analogic Corporation - Common Stock AutoZone Carnival Corp Carnival Plc ADR ConAgra Foods Factset Research Systems Inc Kirby Corp Mellanox Technologies