Rust Cleaning Effervescent Tablet, Multi-Effect Decontamination Metal Anti-Rust Home Cleaning Multi-Purpose Effervescent TabletOur rust cleaning Effervescent tablets contain peppermint leaf extract, lemon fruit extract. It can effectively remove the rust on the metal surface and restore luster. Its use is very simple: put the effervescent tablet in water, wait for it to dissolve, and wipe it back and forth with the mixed liquid on the surface that needs to be cleaned. And can quickly produce rust removal effect, saving cleaning time and energy.