This is an embedded system project that include a harmful gas detection and touch less doorbell system.
//full project link in tinkercad
// harmful gas detection https://www.tinkercad.com/things/9S4YI3xiKll-gas-detection-new/editel?sharecode=pPe68tMswwVFmzS7uxOwjpW2CeH3XxpKERNl8KJv2mk
// Touchless doorbell system https://www.tinkercad.com/things/eqym19P58Nt-touchless-doorbell/editel?sharecode=Cj-yPF0UvGBiuVw0PFPUUb9fZKqBqItJVmenuG5MkI8
//gas detection
//touchless doorbell
