I suddenly smelled smoke one morning and could not figure out where it came frome. Turned out it was a paper napkin i had left in one of those bowls on my kitch

I suddenly smelled smoke one morning and could not figure out where it came frome. Turned out it was a paper napkin i had left in one of those bowls on my kitchen table. And the sun came in through the window in just the right angle. Took me a few minutes to figure out what the reason was.