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Unit 21 Biomedical Science Techniques

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Presentation on theme: "Unit 21 Biomedical Science Techniques"— Presentation transcript:

1 Unit 21 Biomedical Science Techniques
Investigating Antimicrobials

2 Can you define/describe the following?
Antiseptic Antibiotic Sanitizer Disinfectant Sterile Aseptic

3 Antimicrobials Sanitizer Disinfectant Sterilizer Effective against
99.9%bacteria 100%bacteria fungi certain viruses viruses spores Time required for effectiveness 30 seconds - 5 minutes Generally 10 minutes Variable Locations / Uses Household surfaces Food contact surfaces Household surfaces Medical settings Medical instruments Research supplies Effect Limited microbicide Microbicide Irreversible microbistat Microbicide Formulations Sprays, liquids, gels, granules, etc. Liquid, gases

4 Testing Antibiotics

5 Your Investigation You are going to carry out an investigation into the effectiveness of various household disinfectants / cleaning products. You will be looking at how well the inhibit the growth of bacteria.

6

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