Posted by Circuits Arena on Wednesday, 16 December 2015
 
Alcohol and LPG and Alcohol-Detection Alarm,Smoke Detection Alaram is the artlcle explaining   Alcohol and LPG and Alcohol-Detection Alarm:         Here is a circuit for  raising an alarm on detecting smoke or LPG  cooking gas leakag...
Alcohol and LPG and Alcohol-Detection Alarm:
Here is a circuit for 
raising an alarm on detecting smoke or LPG cooking gas leakage, or even 
alcohol vapours in breath. This is achieved by using a basic unit with 
different sensors for smoke, LPG and alcohol. So, different alarms can 
be made by simply changing the input sensor.Alcohol and LPG and Alcohol-Detection Alarm,Smoke Detection Alaram