The median annual wage for biomedical engineers was $86,960 in May 2012. The median wage is the wage at which half the workers in an occupation earned more than that amount and half earned less. The lowest 10 percent earned less than $52,600, and the top 10 percent earned more than $139,450.
Fill a spray bottle half full of vinegar and half with water. Shake the bottle to combine the ingredients and use this as a spray to get rid of fleas in your yard or garage. The strong smell may not be desirable for using as an interior spray, but for the yard it can drive fleas out.
use baking soda and salt mixed,this will deffinately kill fleas,as the soda being so fine sticks to the fleas body and get into all the moving parts of the flea,then cuts into the the flea.then the salt dehydrates the fleas body then they die.