![Is this tea kettle safe to use considering the rust? How can I remove the rust without damaging the inner coating? : r/castiron Is this tea kettle safe to use considering the rust? How can I remove the rust without damaging the inner coating? : r/castiron](https://i.redd.it/is-this-tea-kettle-safe-to-use-considering-the-rust-how-can-v0-r7narkujp1ic1.jpg?width=3024&format=pjpg&auto=webp&s=76ef6571e4dc380e49bee8c94170d8235e998a5c)
Is this tea kettle safe to use considering the rust? How can I remove the rust without damaging the inner coating? : r/castiron
![What is this residue on my cast iron? Is this rust? I had some small rust spots, scrubbed with salt and steel and mild soap. It seemed rust free after wiping. I What is this residue on my cast iron? Is this rust? I had some small rust spots, scrubbed with salt and steel and mild soap. It seemed rust free after wiping. I](https://preview.redd.it/what-is-this-residue-on-my-cast-iron-is-this-rust-i-had-v0-b05rzdwlk1h81.jpg?auto=webp&s=aff4e44183a0e9dc00ef608871d4f6fdb3e874fe)
What is this residue on my cast iron? Is this rust? I had some small rust spots, scrubbed with salt and steel and mild soap. It seemed rust free after wiping. I
![Whenever I visit my father he always has this old rusty cast iron boiling water “for humidity”… can anyone share why this is either ok or (assumed) harmful to be breathing in? : Whenever I visit my father he always has this old rusty cast iron boiling water “for humidity”… can anyone share why this is either ok or (assumed) harmful to be breathing in? :](https://preview.redd.it/whenever-i-visit-my-father-he-always-has-this-old-rusty-v0-0sac05ynnwca1.jpg?auto=webp&s=56130ecc500db6e1de59bfcf4da97c32476abf70)