1- What is the temperature and humidity suitable for painting?
Temperature should not exceed 40 C. and not less than 5 C.; humidity must not be more than 70%.

2- What are the characteristics required for primer?
Primer paint shall be of high transparency, easy sticking to the surface and of high permeating in the porous surfaces.

3- What are the characteristics required for paste?
It should be easy abrasion – smooth – of high thickness

4- What are the characteristics required for final finishing paints?
They have to be of high resistance for washing - high covering - highly sticking - abrasion resistance.

5- What are the characteristics required for external paints?
They have to be acrylic paints 100% resistant for ultraviolet rays - highly covering - resistant for washing and climatic circumstances.

6- What is the best technique: Aerial or non-aerial spraying?
Non aerial is better as it does not need much dilution - waste in the non aerial is less than the aerial spraying.