You might be lucky. Those both typically don't wash out and can set if you do it wrong.
For curry, it does get better if you leave it out in the sun a day and pretreat it, I forget why.
For curry, it does get better if you leave it out in the sun a day and pretreat it, I forget why.
Setting takes time. Heat makes it worse, as it accelerates the chemical reactions.
Most of the heavy duty stuff is when people ignore it, or industrial settings.