DIY Alcohol Detector with MQ3 Sensor: Build Your Own Breathalyzer 😉

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How a breathalyzer works (alcohol sensor)

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Alcoholimetro sensor MQ6

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alcoholímetro (sensor de gas)

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Alcohol Sensor app working with USB Alcohol Breathalyzer

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MQ3 SENSOR with Arduino UNO board - How to work MQ3 SENSOR (Code and circuit diagram)

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Arduino - Alcoholímetro / sensor MQ-2

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Arduino DIY Breathalyzer With MQ3 Alcohol Sensor \u0026 OLED Display

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Alcoholímetro / sensor de gases

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Alcoholímetro (sensor de gas)

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Replacing Sensor for AlcoMate/AlcoScan Premium AL7000 Breathalyzer

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Additional Features and USB Functionality

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Homemade Breathalyzer - Measure Alcohol in the Air

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Breathalyser circuit featuring the MQ3 alcohol sensor

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Unboxing the AlcoMate Premium Breathalyzer

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Testing and Results

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Alcohol Breath Analyzer | Alcovisor Mark X | Instrukart

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Visuino breathalyzer How to Use the MQ-3 Alcohol Gas Sensor

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Sensor and Maintenance Information

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Alcoholímetro. Sensor de gas con Arduino.

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