iframe element Defines an inline frame (ie a frame embedded in a document), time element The HTML time element (<time>) represents either time on a 24-hour clock or a precise date in the Gregorian calendar (with optional time and timezone information), canvas element The Canvas (<canvas>) HTML element can be used to draw graphics via scripting (usually JavaScript). These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.
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