Successful choral directors are typically expert musicians who are accomplished in the field of music. Depending on their employer, directors may be required to have some type of formal training in a related major, such as music or music education.
The term false alarm is actually a misnomer, and is regularly replaced by the term nuisance alarm. When a sensor operates, it is hardly false, and it is usually a true indication of the present state of the sensor.
Here are some causes of Carbon Monoxide Detector alarms sounding: 1  The CO alarm has detected carbon monoxide in the building at a dangerous level. 2  The alarm may sound if there is a sudden surge of high concentrations of CO or it may sound if lower levels of CO have been present for a longer period.ere are some causes of Carbon Monoxide Detector alarms sounding: 1  The CO alarm has detected carbon monoxide in the building at a dangerous level. 2  The alarm may sound if there is a sudden surge of high concentrations of CO or it may sound if lower levels of CO have been present for a longer period.