'A thermometer has to be shaken to be used again because this liquid metal stays at the last reading'
mercury
MEDICAL CHECKUP: A thermometer has to be shaken to be used again because this liquid metal stays at the last reading
A thermometer has to be shaken to be used again because this liquid metal stays at the last reading
A thermometer has to be shaken to be used again because this liquid metal stays at the last reading
MEDICAL CHECKUP
mercury
MEDICAL CHECKUP