Paso 1: ¿Qué necesitamos?
Sensor de Gas MQ - http://playground.arduino.cc/Main/MQGasSensors
Arduino Uno R3 - http://www.adafruit.com/products/50
Adafruit último GPS Logger Shield - http://www.adafruit.com/products/1272 & https://learn.adafruit.com/adafruit-ultimate-gps-logger-shield
BlueFruit LE (Bluetooth Low Energy) - http://www.adafruit.com/products/1697 & https://learn.adafruit.com/getting-started-with-the-nrf8001-bluefruit-le-breakout
Escudo de apilado Headers - http://www.adafruit.com/products/85
Protoboard - http://www.adafruit.com/product/64
Cables de puente - http://www.adafruit.com/products/824 & http://www.adafruit.com/products/760