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.
Company logo. Practical Law Company (or PLC) is a UK-based legal publishing company which provides legal know-how for business lawyers. It also acts as secretariat for the GC100 group of general counsel and company secretaries.According to the AmLaw Daily, The company was set up in the early 1990s by Chris Millerchip and Rob Dow to publish PLC Magazine.ince then it has expanded to provide predominantly web-based subscription services to law firms and law departments across a range of specialist subject areas such as corporate, finance, property, tax and intellectual property.