The Laboratory Robert Browning

Structure

-anapaestic rhyme scheme, ironic, usually for poems with a jaunty subject matter. Gives the poem an upbeat pace 

-enjambment used-reflects speaker's enthusiasm to finish concocting poison

-rhyme scheme, reflects jovial attitude when making poison

Language

-'grind away, moisten and mash up thy paste, pound at thy powder'-aggressive verbs, she'd like to do this to her victim

-'mere lozenge to give'-ironic, usually beneficial to health but in this instance its deadly

-'equisite blue' and 'gold oozings'-she's obsessed with the potion, finds it precious and beautiful

-'quick is it finished?'-rhetorical question, emphasises her impatience

-'devils-smithy'-she knows…