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?

Goggles protect the eyes from splashes, and household chemicals can still be irritating or harmful. So choosing not to wear goggles is inappropriate lab safety. Closed-toed shoes and asking before mixing solutions are safe choices; identifying safety equipment is also useful, as long as he does not leave an active experiment unattended.

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