Fractional distillation
heated crude oil enters a tall fractionating column , which is hot at the bottom and gets cooler towards the top. vapours from the oil rise through the column. vapours condense when they become cool enough.
I believe its false. You should pick up debris no matter if anyone notices or not.
Answer:
To scare the tax collectors into not collecting taxes
He is engaging in "Impression management".
Impression management is a cognizant or intuitive process in which individuals endeavor to impact the view of other individuals about a man, object or occasion. They do as such by directing and controlling information in social interaction.