OCR Applied Science Level 3 - Module 21: Product Testing Techniques. 2.1 Types of testing i.e.: • in-vitro • in-vivo • titration • extraction and separation 2.2 Laboratory testing during development i.e.: • formulation • production • quality control and assurance • after sale monitoring. 2.3 Effectiveness of test i.e.: • Appropriate test method • Data collection validity and reliability • Consistent chemical composition • Hazards and risks of use (e.g. toxicity, possible mutagenic and teratogenic effects, microbiological safety)

OCR AS level Chemistry: Basic Concepts of Organic Chemistry apart of the Module 4: Core Organic Chemistry and Analysis All presentations come with worked examples, solutions and homeworks

Resources for P5.2 GCSE OCR Physics Gateway 9-1 Triple and Combined (Higher and Foundation) is covered in this material. Each lesson includes student activities and full worked answers. Order of the electromagnetic spectrum Wavelength and frequency relationship Application of wave speed equation Rearranging equation Producing and detecting radio waves Recall that light is an electromagnetic wave Give examples of some practical uses of electromagnetic waves in the radio, micro-wave, infra-red, visible, ultraviolet, X-ray and gamma-ray regions Describe how ultra-violet waves, X-rays and gamma rays can have hazardous effects, notably on human bodily tissues. Explain that electromagnetic waves transfer energy from source to absorber to include examples from a range of electromagnetic waves Precautions for ultra-violet waves, X-rays and gamma rays Careers: Medical Physicist X-rays CT scans Gamma imaging Thermogram Magnetic Resonance Imaging Precautions for using ionising radiation