... curler (crimper), wax melting heater, humidifier, water boiler, liquid warmer, coffee warmer, polymer press-coating heater, hot glue gun, chocolate extruder. ... of PTC, air heater, hair straightener, hair curler, drink warmer, water heater, vapor generater, read other pages in this website ... be choosed. For details of hair straightener, read another page in this website.3. Notice in appliance.1) After ...