Question

Why do stainless steel utensils not rust on exposure to air and moisture

Answer 1

because it's a mixture of steel and iron

Answer 2

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ᴡʜʏ ᴅᴏᴇs sᴛᴀɪɴʟᴇss sᴛᴇᴇʟ ᴅᴏᴇs ɴᴏᴛ ʀᴜsᴛᴇᴅ ᴇᴀsɪʟʏ?

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sᴛᴀɪɴʟᴇss sᴛᴇᴇʟ ɪs ᴍᴀᴅᴇ ʙʏ ᴍɪxɪɴɢ ɪʀᴏɴ ᴡɪᴛʜ ᴄᴀʀʙᴏɴ ᴀɴᴅ ᴍᴇᴛᴀʟs ʟɪᴋᴇ ᴄʜʀᴏᴍɪᴜᴍ , ɴɪᴄᴋᴇʟ ᴀɴᴅ ᴍᴀɢɴᴇsɪᴜᴍ. ɪᴛ ᴅᴏᴇsɴ'ᴛ ʀᴜsᴛ.