Hold the nozzle in place after spraying,
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This review is from: Peditech ActiFreeze Wart and Verruca Removal Applications (Personal Care)
I thought I'd be giving this zero stars until I realised I wasn't using it properly. When you press to freeze the wart, if you keep the nozzle pressed over the wart for a couple of seconds then a much more evident ''frost'' forms. Excellent really.