what's that thing they invented for the developing world where you put it on a dirty lake and the sun rays evaporate the water and it goes up and into a container and it's clean
keywords:frequency keywords:forbidden_words startend:quotation detectable_format:number_highlighted_sections length_constraints:number_paragraphs length_constraints:number_words change_case:english_lowercase
less than
relationships
health
at least
Mention the word "relationships" for less than 2 times The words health cannot be in the response Your answer need to be wrapped in double quotes Make sure to highlight at least 2 sections in your answer with markdown, i.e. use *highlighted section* Please reply in details, and include exactly 3 paragraphs. Separate the paragraphs with *** Keep your entire response at least 13 words or less. All letters in your response must be lower case letters