When you have a look at the tire of the car, you will notice that the numbers are written in the following pattern: P215/50R17. What is the Meaning of the First Letter? The first alphabet on the tire can be P, LT, ST or T. Sometimes there is the absence of the first alphabet. The first alphabet denotes:
Clay is one of the three principal types of soil, the other two being sand and loam. A certain amount of clay is a desirable constituent of soil, since it binds other kinds of particles together and makes the whole retentive of water. Excessively clayey soils, however, are exceedingly difficult to cultivate.
Confidence votes 27. First of all, sand is a type of soil. I would assume sand, but since it is a type of soil you would have to know what types of soil there are: sand, clay, silt, peat, loam, and chalky soil are all types of soil.t is granular like sandy soil but it has more nutrients than sandy soil and it also offers better drainage. In case silty soil is dry it has a smoother texture and looks like dark sand. This type of soil can hold more moisture and at times becomes compact.