Disclosed is a cartridge for use with apparatus for heating smokable material to volatilize at least one component of the smokable material, the cartridge including: a container defining a cavity, and smokable material located in the cavity, wherein the cartridge includes heating material that is heatable by penetration with a varying magnetic field to heat the smokable material. Also disclosed is apparatus for heating smokable material to volatilize at least one component of the smokable material, the apparatus including: an interface for cooperating with an article comprising smokable material, a magnetic field generator for generating a varying magnetic field for penetrating the article when the interface is cooperating with the article, and a device for puncturing the article.