Turpentine.
"Paint thinner" usually refers to mineral spirits, which is petroleum based. As far as other solvents used to thin paint, turpentine came from pine trees and toluene came from tolu balsam. Today these and most other naturally occurring chemicals are synthetically produced.
Turpentine
NO! Laquer Thinner is used in automotive paint as a reducer. & sometimes a solvent. Paint Thinner thins Oil based home paint and used as a cleaning solvent for paint brush cleanup, Wood Stain, etc..... IF MY FALLEN MEMORY SERVES ME RIGHT., NOT LEFT.
You must be referring to 'paint thinner' -it's used to make the paint thinner, strange as that may sound.
It depends entirely on what kind of paint. There are many bases, each with different thinner.
Thinner--specifically, mineral spirits. Reducer is used in urethane car paint.
1.25 litres
Pine Trees.
This depends on the type of paint. You will have to follow those directions. The colour coat I used recently does not use thinner. The clear coat used 25% thinner and 25% hardener.
A wide variety of pine trees are used for Christmas trees in the US. White Pines are common.
When The Paint Is Not Oil Based. example: Latex Paint!
Pine Tree shaped air fresheners.