Each cerebral hemisphere is divided into four lobes; the frontal, parietal, temporal, and the occipital. This lobe deals with with higher level cognitive functions like reasoning and judgment. Sometimes called executive function, it is associated with the pre-frontal cortex.Most importantly the frontal lobe contains several cortical areas involved in the control of voluntary muscle movement, including those necessary for the production of speech and swallowing.ometimes called executive function, it is associated with the pre-frontal cortex. Most importantly the frontal lobe contains several cortical areas involved in the control of voluntary muscle movement, including those necessary for the production of speech and swallowing.
This applies for government and non-government activities But the SIC codes are obsolete. You should be using the NAICS Codes instead. The NAICS Code for Water Supply and Irrigation Systems is 221310
You can also use NAICS and SIC codes to find Industry reports from First Research. Business Patterns. Produced by the U.S. Census, this section of the CenStats website provides data by NAICS code for the U.S., county, metro, and zip code.ources for Obtaining NAICS and SIC Codes. When doing business research, it is useful to obtain the NAICS codes and SIC codes. The links below will help you find the codes for specific types of industries.