Is condensation dirt around my bedroom windows bad for my health?

let me explain. bedroom window has collected dirt in lining of window, , takes bit of time try , rid of dirt (if is) , been 4 years. wondering if i'm risking breathing in way condensation dirt, should concerned it.

no stupid answers please find out in reassuring way possible, if @

thanks

now let me explain. bedroom window has collected dirt in lining of window, , takes bit of time try , rid of dirt (if is) , been 4 years. wondering if i'm risking breathing in way condensation dirt, should too...

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