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- What Gram-negative, oxidase positive bacilli has been implicated in eye infections and is highly resistant to antibacterial agents such as quaternary ammonium compounds? Pseudomonas aeruginosa
- Bacterial growth in makeup is promoted when you: All of the above (share makeup, exposure to light and heat, use makeup while you have an eye or skin infection)
- What test is used to determine if the preservative in a cosmetic is effective? Preservative Efficacy Test
- Sleeping with your eye makeup on isn’t harmful to your eyes. False
- What microorganism produces chlamydospores? Candida albicans
- Products labeled as “All Natural” or “Hypoallergenic” won’t cause allergic reactions. False
- What factors are important for producing safe cosmetic products? All of the above (environmental monitoring, prevention of biofilm formation, effective cleaning procedures)
- How often should mascara be replaced? 3 months
- FDA approval is required to sell cosmetics in the United States. False
- Mannitol Salt Agar (MSA) is a selective agar used to isolate and differentiate what microorganism species known to contaminate cosmetic products? Staphylococcus aureus
- Choosing a personal care product for a cosmetic formulation is based on what factor? All of the above (water activity, pH, intended use)
- Guidelines for microbiological testing of cosmetics can be found in: All of the above (FDA Bacteriological Analytical Manual, Personal Care Product Council Microbiology Guidelines, ISO 11930)
