Arduino Gas Sensor

This Gas sensor will allow the user to measure gases such as carbon monoxide and methane as well as flammable gases and act as a breathalyzer. Acquire Parts Gas Sensor Breakout Board * 4MQ-7 carbon monoxide, MQ-4 methane, MQ-3 alcohol, MQ-6 LPG (liquefied petroleum gas)Jump WiresRGB LED Common An...
By: azharr825

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[original story: Instructables]

Instructables 19 Jan 23:25