Introduction:The typical definition of eutrophication is 'decrease in the levels of oxygen in the water bodies due to effects of excessive use of chemical fertilisers.' This statement clearly tells us all about the cause of the problem of eutrophication.
Oak is a common wood, yet many people arenât aware that there are two distinct species â red oak and white oak. Between the two, there are only subtle differences when it comes to durability, hardness, and cost. Color and grain pattern are the distinguishing features that set red oak and white oak apart.
The term fruitwood is also used to describe a light brown finish on other woods. Properties: A moderately hard, strong, closed grain, light to red-brown wood, cherry resists warping and checking. It is easy to carve and polish. Uses: Cherry veneers and solids are used in a variety of styles.AK: Oak is the most widely used hardwood. There are more than 60 species of oak grown in the U.S., which can be separated into two basic varieties; white and red. The red variety is also known as black oak (a reference to its bark). Properties: Oak is a heavy, strong, light colored hardwood.