       Serial.println("Unknown error,\t");
       break;
   }
-
+  //if no error read humidity and temperature
   humidity = DHT.humidity;
   temp1 = DHT.temperature;
 
-
-
+  //sending to serial port //$
   Serial.print("Light");
   Serial.print(",\t");
   Serial.print(",\t");

  Serial.print(",\t");
  Serial.print("Temp(DHT22)");
  Serial.print(",\t");
  Serial.println("Humidity");
  //Serial.print(",\t");
  //Serial.println("CO");
  Serial.print(light);
  Serial.print(",\t");
  Serial.print(",\t");

    if (tflag[3] == 3)
    {
      stemperature = 4;
      funShowFuzzyResult();
    }
  }
  else if (T1 > 35)
