Csf (Definition) CSF is also known as Cerebrospinal fluid. Cerebrospinal fluid is the clear colorless fluid produced in the choroid plexus in the brain, and acts as a cushion or a buffer for the brain & spinal cord.
The cost of feeding a family of four a healthy diet can run $146 to $289 a week, according to the latest numbers from the U.S. Department of Agriculture. That's based on preparing all the meals and snacks at home for a couple with two school-aged children.
The average cost of living for an American [edit]. 1  $20,194 per person per year according to Bureau of Labor Statistics (value given divided by 2.5 average household size ('consumer unit') - [1]. $20,194 per person per year according to Bureau of Labor Statistics (value given divided by 2.5 average household size ('consumer unit') - [1]. 2  Of this, food ($2577), housing ($6844), cars ($3442) totals $12863 per person.