Food contains sugars and other things that cause plaque. Food gets stuck in between teeth. Bacteria love that shit.

Toothpaste is an abrasive cleaner that can contain things that kill bacteria. Tooth paste is usually minty, making your mouth feel fresh.

94 I think. Mid 80’s is typical for my family, but smoking or drinking was usually a factor.

I’ll sell you mine. Hell, I might even trade some points for a block of your finest cheese.