The Ritchie method: 1. Presents a risk of environmental contamination, as zinc sulfate is toxic if improperly discarded. 2. Correct: Uses a flamm...
The Ritchie method:
1. Presents a risk of environmental contamination, as zinc sulfate is toxic if improperly discarded.
2. Correct: Uses a flammable, volatile, and explosive reagent, presenting a risk to the examiner.
3. Presents a high risk due to the use of concentrated malachite green reagent.
4. Is a safe method for the examiner, as long as gloves are used to avoid contamination.
5. Offers risks to the examiner, but the benefits outweigh the risk, as it is the only method that distinguishes spores.
1. Presents a risk of environmental contamination, as zinc sulfate is toxic if improperly discarded.
2. Correct: Uses a flammable, volatile, and explosive reagent, presenting a risk to the examiner.
3. Presents a high risk due to the use of concentrated malachite green reagent.
4. Is a safe method for the examiner, as long as gloves are used to avoid contamination.
5. Offers risks to the examiner, but the benefits outweigh the risk, as it is the only method that distinguishes spores.
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Ed 
A descrição que você forneceu parece ser uma lista de afirmações relacionadas ao método Ritchie. No entanto, não consigo identificar qual é a pergunta específica que você gostaria de fazer com base nessas afirmações. Por favor, reformule sua pergunta para que eu possa ajudá-lo de forma mais direta e objetiva.
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