Process Diagram

Band 6+: The diagram shows the different stages in the production of lead. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

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Image for topic: The diagram shows the different stages in the production of lead. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

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The image illustrates an 8-step process: 1. Mining the rock, where rock containing lead and other metals is extracted from a mine with a straightedge shaft and loaded onto trucks. 2. Transporting the rock to a factory via truck. 3. Crushing the rock with the addition of water. 4. Mixing the crushed material with water in a tank to create a lead mix. 5. Filtering the mix with the addition of pine oil. 6. Refining the filtered substance by heating it to 1400°C, producing waste gas and melted lead and other metals. 7. Separating the melted lead from other metals, which are categorized as waste. 8. Casting the lead from a kettle into an ingot.

Given the complexity of the image, the above description may not be entirely accurate.

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The flowchart illustrates the proccess by which lead is manufactured. Overall, it is an eight-step process, which can be divided into four main stages, beginning with mining and transporting, grinding and mixing, filtering and refining, separating and casting. Additionaly, this process is rather a complex one, requiring the use of specialized machines.

In the initial stage, rocks containing lead and other metal are mined and transported to factory by trucks. Once rocks reached the site, it undergoes crushing and put in a tank where it mixed with water and pine oil, creating a lead mix.

The mixed lead is then filtered and and melted in the furnace heating at the 1400 degrees celsius and emmiting waste gas. Shortly after, melted lead and other metals are separated in the kettle, with lead getting casted and other metals being waste.

Word Count: 138

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Overall Band Score

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Vocabulary Complexity:
C1 - Intricate
Strive to incorporate even richer and more precise language.

Grammar Mistakes: N/A

Vocabulary Repetition:

other: 3

Try using synonyms for the above words

Task Response

The report adequately covers the process of lead production, presenting a clear overview of the eight steps involved. The organization into four stages is a good approach to summarizing the information. To improve, ensure all steps are mentioned and described with sufficient detail. For example, the filtering stage could be elaborated on. Also, pay attention to grammatical accuracy and sentence structure for clearer communication. The report falls short of the required 150 words.

Coherence & Cohesion

The report presents the information in a generally logical sequence, following the stages of the lead production process. However, the organization into four main stages isn't clearly reflected in the paragraph structure, making it slightly difficult to follow. The use of cohesive devices is adequate but could be improved to enhance the flow between sentences and paragraphs. For instance, transitions between stages could be more explicit. Consider using more varied linking words and phrases to guide the reader through the process more smoothly.

Lexical Resource

The report uses vocabulary that is generally appropriate for describing the process. However, there's room for improvement in terms of lexical precision and variety. For example, using more specific terms related to mining, refining, and casting could enhance the description. Also, avoid repetition by using synonyms where appropriate. Expanding your vocabulary related to industrial processes would be beneficial.

Grammatical Range & Accuracy

The report contains a mix of simple and complex sentences, but grammatical errors and phrasing issues are present, affecting clarity. There are errors in verb tense, subject-verb agreement, and article usage. For example, 'Once rocks reached the site, it undergoes crushing' contains errors. Pay closer attention to these areas to improve accuracy. Proofreading carefully and focusing on sentence structure will help reduce these errors.

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