The wedge is simply two inclined planes put base to base, and the same reasoning is true of it—that is, the thinner the wedge or more gradual the slope, the more easily it is driven. Applying this to the plough, we find that the coulter, share, wrest, cheek-plates, and sole-shoe, all form more or less continuous parts of a large wedge or moving inclined plane.

When the baserock appears at the surface, it is called a rock outcrop.

In a government office not so long ago, we read an understandable petition from Europeans asking that these 'pepper-potted' people be removed, or they were going to move.

Dry brushing is an excellent way to cleanse the pores and remove foreign substances.