Nowadays manufacturers will often use a thermostat bath or solid block where the temperature is held constant relative to a calibrated thermometer. Other thermometers to be calibrated are put into the same bath or block and allowed to come to equilibrium, then the scale marked, or any deviation from the instrument scale recorded.
Amy Winehouse 's boyfriend Reg Traviss has said the late singer had no interest in drugs during their time together.
Photo Gallery: Amy Winehouse. Amy Winehouse 's boyfriend Reg Traviss has said the late singer had no interest in drugs during their time together. The director said she never took any illegal substances during their two-year relationship together, despite her well documented years of abuse before.