Why Damstra, EML, Orica, & South32 shares are storming higher

In afternoon trade, the S&P/ASX 200 Index (ASX: XJO) is bouncing back and on course to record a strong gain. At the time of writing, the benchmark index is up 1.6% to 7,310.1 points.

Four ASX shares that are climbing more than most today are listed…