A method for recovering technical-grade molybdenum from diluted acid leaching solutions that have a high arsenic concentration is disclosed. The invention particularly relates to the use of polyester quaternary ammonium salts as detergents in fuels and the methods of making them. When the receiving router receives such a signal, it starts to generate its own packets for placing in its jitter buffer. Each ink supply channel is deep enough to meet the nozzle inlets such that ink fed to the backside surface of the substrate is supplied to the nozzles on the frontside. A cam mechanism is provided on the lifting tines to tilt the outer ends of the tines upwardly when the tines are raised and allows the tines to tilt downwardly to a level position when the lifting tines are lowered.