Hormonal contraception is highly effective: when taken on the prescribed schedule, users of steroid hormone methods experience pregnancy rates of less than 1% per year. Perfect-use pregnancy rates for most hormonal contraceptives are usually around the 0.3% rate or less.
A programmable logic controller (PLC), or programmable controller is an industrial digital computer which has been ruggedised and adapted for the control of manufacturing processes, such as assembly lines, or robotic devices, or any activity that requires high reliability control and ease of programming and process fault diagnosis.
What does PLC mean after a lawyers name. It is the type of business organization. I believe it is a professional limited liability company. Think corporation made up of licensed professionals. They have limited liability for the members and the income is treated differently for tax purposes. Ask a similar question