Residues from higher, lead-free temperatures are more baked on and harder to clean. G3® No-Clean Flux Remover has been proven very effective at removing fluxes baked on at lead-free temperatures. It has a powerful spray and strong solvent that blasts off residues and cleans areas under components that a brush cannot touch. Powerful cleaner Non-flammable Non-ozone depleting Safe on electronics Rapid evaporation Zero residue Safe on most plastics EPA SNAP approved Proven effective for lead-free processes