Ghosting: How it Can Darken Your Ceiling

TagsHome Inspector, Home Maintenance, Inspection

What is Brownian Motion? To understand how ghosting occurs, we must understand what causes the accumulation of particles in concentrated areas. The oldest known deposition mechanism will be described first - Brownian motion. A long dead English botanist (yes, botanist not physicist), R. Brown, noticed tiny particles behave much like molecules with respect to vibration.…