With unastonished eyes Fedallah gazed, and crossed his arms […]

The invention relates to a transflexion probe for carrying out a transflexion measurement on a liquid located in a vessel, comprising a probe shaft which is provided with a light guide path in its interior and at whose front end there is arranged an open flow chamber with a reflective plate opposite the front end face of the probe shaft.

Journalism today could do with a little more attention to principle, a little more concern about ethics.

an itchy rash