Despite the promise of its emerging Vor-Teq product for the oil and gas fracking market (which so far has been mostly promises....), as I predicted in my previous articles on Energy Recovery (ERII) the company's traditional salt water reverse osmosis ("SWRO") segment remains the primary investment theme. This is evidenced by an announcement earlier this month of $16.6 million in contract supply awards for its market dominant PX pressure exchangers. That followed another mega-project award back in October for $12.2 million for PX devices, along with related equipment and services, to three large-scale