Vinegar, bicarbonate soda, and cornstarch are used.
Cite relevant details from text to support what the text says explicitly and make inferences. Describe in depth a character, setting or event in a story or drama, drawing on specific details in the text. Summarizing teaches students how to discern the most important ideas in a text, how to ignore irrelevant information, and how to integrate the central ideas in a meaningful way.
Extended Metaphor should be your answer because the whole poem basically is a metaphor. Hope this helps :)
Answer:

Walter Cunningham is a poor white boy, while Burris Ewell is poor white trash. Though poor, the Cunningham family yet has values and dignity. ... In contrast to Walter, who is clean and keeps quiet when Miss Caroline questions him about not having his lunch, Burris Ewell is filthy and has no respect for adults.