...I always make a point of applying Carburettor Heat prior to closing the throttle, during landing. A time when the pressure drop through the Carburettor venturi is at its maximum, (rapid air flow through a very small gap), resulting in a very low temperature on the Carburettor body, resulting in a build-up of ice in the venturi, with moisture in the air, therefore restricting the air/mixture flow, and suffering a strangled engine!
Cancel Carburettor Heat just before landing, in case a "full power, aborted landing, go-around" is necessary!
Applying Carburettor Heat reduces engine power..(hot air)...
(Lots of things to remember at the last moment!).
Paul...Ice-cream is OK...

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Win 8.1 64-bit. DX11. Advent Tower. Intel i7-3770 3.9 GHz 8-core. 8 GB System RAM. AMD Radeon HD 7700 1GB RAM. DVD ROM. 2 Terra Byte SATA Hard Drive. Philips 17" LCD Monitor. Saitek Cyborg X Fly-5 Joystick. ...and a Briggs and Stratton Petrol Lawn Mower.