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General Rule: Always follow the specific safety guidelines provided by the lab supervisor.
Accident and Injuries: John immediately alerts the lab instructor when he accidentally cuts his finger while using a scalpel during a dissection.
Clothing: Maria securely ties back her loose hair and removes her dangling jewelry before entering the lab to prevent any accidents involving entanglement.
Handling Chemicals: Mark carefully adds acids to water while wearing protective gloves and working under the fume hood to prevent the risk of splashes or inhalation of harmful vapors.
Handling Glassware: Lisa inspects glassware for cracks or chips before using it in the experiment, following the lab's policy to avoid potential breakage during use.
Equipment: Alex reads the user manual before operating the centrifuge, ensuring proper usage and safety protocols are followed to prevent any mishaps.
Heating Substance: When heating a solution, Emily uses a Bunsen burner with a flame spreader and places the apparatus on a heat-resistant mat to minimize the chances of accidental fires.
Never Use Dirty Glassware: Before starting her experiment, Jessica thoroughly cleans the glassware to remove any residue, adhering to the rule of never using dirty glassware that could affect her results.