There are several theories but the two that seem to stick are that sleep: allows your body to replenish energy stores and repair itself. gives you the chance to save energy. Sleep may also aid learning and give our bodies time to organise all the memories of the hundreds of events we experience every day.
Softwood is also used in the production of paper, and for various types of board such as MDF (medium-density fiberboard). The finer softwoods have many special uses. they are used for making window frames,doors,frames,t.v. stands,flooring and beds.
Uses of Hardwood vs Softwood. In many cases, hardwoods and softwoods are both used for many of the same purposes, with more emphasis placed on the type of hardwood or softwood and how dense it is. Generally, though, softwoods are cheaper and easier to work with than hardwoods.As such, they make up the bulk of all wood used in the world, with about 80% of all timber being a softwood.ensity. Most hardwoods have a higher density than most softwoods. Most softwoods have a lower density than most hardwoods. Cost. Hardwood is typically more expensive than softwood. Softwood is typically less expensive compared to hardwood. Growth. Hardwood has a slower growth rate.