Sanding - Part 1. Sanding your hardwood floors takes three sessions with progressively lighter grit sandpaper. To begin, use a coarse 30-40 grit, then a medium 50-60 grit and finally a fine 80-100 grit. For flat floors, use a random orbital sander.
With flying colours is a popular idiom of the English language. The phrase's origins relate to ship flags.
The Meaning of Colors. submitted by Raetta Parker. Red.  Red is the color of fire and blood, so it is associated with energy, war, danger, strength, power, determination as well as passion, desire, and love.  Red is a very emotionally intense color.