Eggshell - Traditionally refers to an oil-based paint with a silky finish, suitable for interior walls and woodwork. Water-based alternatives are now available.
Like this, it will actually take quite a while to reach a number that is close enough to the yellow color you've chosen that you can't tell any difference (and mathematically, you will never actually reach an average of 4!)
Water-thinned rubber-latex paint is already an old reliable, though it is only about 10 years old. It accounts for a big percentage of all paint sold and is still the most widely available of the easy-to-use finishes. One new type is a combination vinyl-rubber paint that is said to do a better job on interiors than either vinyl or rubber alone because it dries faster, lasts longer and has less sheen.
A Gloss paint is easy to clean and resists scuffs better. This is ideal for rooms that are constantly used. Most gloss paints are best recommended to use on woodworks, baseboards, kitchen and bathroom walls, doorjambs, and window casings. The downside of using gloss paints, however, is the noticeable imperfections in the wall surface.
The casein, which serves as the glue binder, should be soaked in 2 gallons of hot water until thoroughly softened, which should be approximately 2 hours. After dissolving the trisodium phosphate in 1 gallon of water it should be added to the casein, stirring the mixture until the casein dissolves. This solution should be mixed with the lime paste and 3 gallons of water.
Always have the right height ladder for the job, stretching to reach a wall is dangerous and will fatigue the back, arms and shoulders. Select a ladder rated for the amount of weight you will be using on it. If you don't feel confident on a ladder it's probably not safe to be on it.
The old reliable are not to be overlooked either. Conventional oil paints can now be had in deodorized version, made with the same odorless solvent used in the alkyds. And oil paint has much in its favor. It is sold everywhere; its virtues and faults are well established through centuries of use; it makes a tough film on almost any surface; it offers the greatest color range; and it is often cheaper.