question: What sentence would provide a factual answer to this question: "Iron is used to make"

answer: iron nails are made of iron

question: What sentence would provide a factual answer to this question: "Why might you want to wear safety goggles while working in a lab?"

answer: chemical splashing sometimes occurs during experiments

question: What sentence would provide a factual answer to this question: "If a person is avoiding sugar, they will stop eating"

answer:
carbohydrates are made of sugars