Adding chlorine at a dosage of 0.2 mg/L as Cl2 to. drinking water will increase the corrosion of copper and iron in the system but may not adversely. affect lead. In general, elevating the pH of the water to between 7.0 and 7.8 is beneficial in. counteracting the corrosive effect of chlorinated water.
A macrosystem is a large system within which microsystems are contained. An example of a part of a law firm's macrosystem is the U.S. court system. macrosystem is a large system within which microsystems are contained. An example of a part of a law firm's macrosystem is the U.S. court system.
The five environmental systems are:  1 Microsystem: This refers to the immediate surroundings of the individual. These contexts include the person's family, peers, school, and neighborhood. 2  Mesosystem: This refers to the relations between the different microsystems or connections between contexts. Some common examples are the connection between family experiences and school experiences, school experiences to church experiences, and family experiences to peer experiences.