Susan Elizabeth Rice (born November 17, 1964) is currently serving as the 24th United States National Security Advisor. She was formerly a U.S. diplomat, Brookings Institution fellow, and U.S. ambassador to the United Nations.
Products âº VapoMeter - TEWL and evaporation Practical and reliable TEWL, evaporation and permeability measurements The VapoMeter is the only fully portable instrument available for the measurement of TEWL (transepidermal water loss) values and evaporation rates.
Part of the Electronics glossary: A voltmeter, also known as a voltage meter, is an instrument used for measuring the potential difference, or voltage, between two points in an electrical or electronic circuit.pecialized voltmeters can measure radio frequency (RF) voltage. A basic analog voltmeter consists of a sensitive galvanometer (current meter) in series with a high resistance. The internal resistance of a voltmeter must be high.