Chemicals from our phone and TV screens are accumulating in the brains of endangered dolphins and porpoises. New research shows these "liquid crystal monomers" from e-waste can cross the blood-brain barrier and may disrupt DNA repair, highlighting the growing impact of electronics on marine life.

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For UNSAT problems with 10 variables and 200 clauses, it always claimed that the formula is SAT and made up assignments (See this example).

"risk_points": ["风险1", "风险2"],

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Create and manage multiple contact forms

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敢於成為唯一參加三項賽事的女性選手，不應受到懲罰。在某項賽事晉級決賽，不應使我在另一項賽事中處於劣勢。