4. It seems that we don't have articles on fuel saving gadgets, magnets round the fuel line or in the air flow ( Ecoflow, FuelMAX, FuelSaverPro, etc ), catalysts in the fuel line or tank ( Broquet, Fitch Fuel Catalyst, Prozone, Fuelstar, etc ), platinum-based combustion enhancers ( PVI, Gasaver, Ctech3000, etc ), ignition enhancers ( Fuel Saving & Power Push, Fireball Ignition, etc, air bleed into the inlet manifold ( Ecotek, Khaos, Powerjet USA, etc ), turbulence increasers ( Ecotek, Tornado Fuel Saver, Powerjet USA, SpiralMax, etc ), devices to " atomise the fuel better " ( Ecotek, Tornado, SpiralMax, Vaporate, etc ), oil additives ( Slick 50, Duralube, etc ), fuel additives to enhance combustion ( Acetone, PowerPill, BioPerformance, etc ), engine " cleaning " products ( 10k Boost, Powerboost, etc ), electrical modifications ( grounding straps, voltage stabilisers , etc ) or hydrogen generators. 
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