Education and Certification. A CNM begins her education by obtaining a degree as a registered nurse. As of 2010, a master's degree is the minimum educational preparation required to become a CNM. A registered nurse who wants to become a CNM must then complete a two-year midwifery program.
First Flush (Late March â May): The tea from the first flush is generally a lighter, crisp tea with a more delicate flavour compared to the second flush. The first flush will brew a golden amber color whilst a second flush will be deep amber to brown.
In 1995, Department of Energy standards limited new toilets to 1.6 gallons per flush. Even so, 1.6 gallons may be more than needed to clean the bowl. A dual-flush toilet gives you a choice in the amount of water that you use. One flush releases .8 gallons of water, and the other flush releases 1.6 gallons.