Finches, sparrows, and other species of birds who live in cities will often line their nests with cigarette butts from the streets. Why? The nicotine smells deter predators and parasites. While this tactic keeps out pests, researchers are investigating the potential consequences of this practice. Many compounds in cigarette butts are known carcinogens, while others are pesticides.
A crust is generally more than 0.4% thick than the diameter of a pie/pizza/tart...
It's obviously not.
??? check your eyesight my friend, or refrain from making medical diagnosis... Just not seeing alopecia.
Perhaps you are referring to the actors who shaved their heads for a role?
Either way, you sound really dumb - which I know isn't your intention, so please try harder so the World will stop thinking less of you every time you open your hole and ignorance falls out.
Don't feed the troll.
Not understanding the sarcasm doesn't make you look very smart either...