The most popular Archangels are Michael, Raphael, Gabriel and Uriel who are depicted in the Christian Bible. There is a debate as to the name of the other Archangels. In the eighth century, the Christian Church became alarmed at the rampant adoration of Angels by the Christian community.
1 Beeping or chirping from a CO carbon monoxide detector alarm, a sound that is not continuous but sounds every few minutes, may indicate a dead or dying battery-replace the battery; if the alarm is in doubtful condition replace it.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.
(Detectors like this are called colorimetric because they detect and measure a color change in the chemical blob.). Photo: How an electronic, colorimetric carbon monoxide detector works. An LED shines through a colored chemical detector onto a photocell. When carbon monoxide is present, the detector changes color, the beam is interrupted, and the photocell no longer picks up light.