Research in lithium-ion batteries has opened up a plethora of possibilities in the development of next-generation batteries. In particular, the metal-air batteries with significantly greater energy density close to that of gasoline per kilogram, has recently been acknowledged and invested by world's leading companies, like IBM. SEE MORE It sounds cliché, but things do get worse before they get better when oil and gas lines are being cleared of contaminants, according to Rice University researchers. Until now, nobody knew exactly why. SEE MORE The dollar slipped on Monday after its biggest weekly rise this year as investors took profits before a central bank decision this week where markets are waiting to see if strong economic data will spur a more hawkish stance. SEE MORE London copper steadied on Monday, not far from a two-week low hit in the previous session on persistent headwinds from a stronger dollar. "The selling of metals that ended last week has carried on into this week albeit on fairly light volumes," said broker Kingdom Futures in a report. SEE MORE US polyethylene (PE) contracts for October were assessed higher on Friday, as lingering tightness following Hurricane Harvey kept supply constrained throughout the month. SEE MORE