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22 August, 10:22

Fredrick is doing a lab on pH. He uses many household items to determine the pH of his items. Which of his actions best describes inappropriate lab safety?

He changes into closed-toed shoes before lab starts.

He doesn't wear goggles because he is using household chemicals.

He asks his teacher if he can mix high - and low-pH solutions before discarding them.

He leaves his workstation to identify all of the safety equipment in the lab.

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  1. 22 August, 10:23
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    The correct answer is (B) because he should always wear safety garments for preventative purposes.
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