Elevance Renewable Sciences picked Acme-Hardesty to distribute its new grease processing aid, Elevance Concert GC-350, in North America. Colonial Group subsidiary Colonial Fuel & Lubricant Services acquired Spartanburg, S.C.-based distributor Smoke Oil. Chelmsford, Mass.-based fluid analysis instrument maker Spectro Inc. changed its name to Spectro Scientific and undertook a corporate rebranding. Toronto-based Eco-Tek Group established Eco-Tek EU to distribute its lubes in Europe.