Masonry Walls and Ceilings. Interior masonry walls and ceilings above grade may, in general, be painted in much the same manner as plaster surfaces. Here again, it is necessary to allow adequate time for the masonry to dry before applying paint and, in addition, attention should be given to the preparation of the surface. When decorating a wall containing Portland cement (concrete, for example), it is essential to take precautions against the attack of alkali. For this purpose, alkali-resistant primers such as rubber-base paints may be used when oil paints are to follow.
If white color can be presented as a sum of all colors, then black is kind of like a lack of color. However, this color is not very important in the interior. Every evening we go back to night with pleasure to rejuvenate our strength. It is this color that gives the beginning to everything new. Black color is indispensable for contrast accentuation and separation of other colors, giving them brightness and expressiveness. It makes the interior graphic and clear as well as very stylish.
You scuff up existing paint for two reasons. First, you want to get rid of any oil, grease or dirt trapped in the top layer of paint. This is the stuff that cleaners and degreasers can't get off. The second reason to scuff is to set up a physical bond for the new primer and paint to adhere to. You want to give the old paint some tooth so the new sticks better.
Painting trim is normally done by roller and brush, not sprayed, so more manual labor is required painting trim, and most cases costing 60% of the total exterior painting job.
Red color belongs to the three main colors (together with blue and yellow). This color has a lot of shades from light pink to reddish brown. Red is an ideal irritant, there is a reason it is used in corrida to irritate the fighting bulls.
If paints have been allowed to stand and hard lumps or skin have formed, the skin or scum should be removed, after which the paint can be stirred and strained through screen wire or through one or two thicknesses of cheesecloth.
Orange color is a color of warmth, bliss, heat, but at the same time it is a color of the glitter of the setting sun. It is always pleasing to the eye and contributes to good mood. Almost always orange color has a positive beneficial influence.