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A fairly simple activity, which is safer than the traditional practical because it avoids the use of corrosive concentrated alkaline pyrogallol solution.
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A short overview of the common methods of water purification in school laboratories, include pros and cons. This will be useful for any teacher or technician looking to buy a new water purification sy..
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Gives guidance on general fieldwork including specific measurements and techniques. Detailed guidance is included on measuring substances in the soil, water and air, and electronic measurements such a..
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Describes a range of common carnivorous plants and how to successfully grow and keep them.
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Gives very detailed guidance on what water purification entails, and when pure water is needed in school science. It suggests the advantages and disadvantages of the methods of purification available ..
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Please note: This is a temporary resource containing the model risk assessment information and experimental points as they appeared on the reverse sides of the final edition of the CHIP Hazcards. This..
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Showing results 1 to 6 of 6