Originally Posted by creative
Oven cleaners are quite strong/harsh. I have no doubt that they would do the job but at what cost, i.e. can it be assured that the chemicals won't leach out into the food (despite being rinsed well)? I wouldn't like to chance it.
Cast iron isn't that porous, so the chemicals wouldn't penetrate it and then get into food cooked in it.
Anyplace where people argue about food is a good place.
~ Anthony Bourdain, Parts Unknown, 2018