Process Diagram

Band 6+: You should spend about 20 minutes on this task. 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. Write at least 150 words.

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Image for topic: You should spend about 20 minutes on this task. 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. Write at least 150 words.

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The image illustrates an 8-step process: 1. Mining the rock (containing lead and oth metal); 2. Transporting to factory; 3. Crushing, with water added; 4. Mixing in a tank with water to create a lead mix; 5. Filtering, with pine oil added; 6. Refining via heating at 1400°C, which produces waste gas and melted lead and other metals; 7. Separating in a kettle, removing other metals as waste; 8. Casting.

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

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Note: Both the topic and the answer were created by one of our users.

The diagram illustrates the stages involved in the production of lead.

Overall, the process consists of eight main stages and is a linear manufacturing process, beginning with mining the rock and ending with castling molten metals to produce the finished product.

Initially, rocks containing lead and other metals are mined before being transported to the factory. The rocks are then fed into a crusher, where it is crushed before being mixed with water. Next, it is mixed with water and oil in the tank, producing the lead mixture. It is then transferred through a pine to filter impurities.

In the refining stage, the filtered lead is heated by the temperature 1400°C, causing some gas to evaporate into the air. From this stage onwards, the separating process takes place, with the melted lead separated from other metals. Finally, molten metals are poured into a mold where it solidifies the desired shape.

Word Count: 150

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Overall Band Score

6.5

(+/- 0.5)

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

Grammar Mistakes: N/A

Vocabulary Repetition:

metals: 4

process: 3

Try using synonyms for the above words

Task Response

The report effectively addresses the task by describing the stages of the process in a clear and logical sequence. The overview provides a good summary of the process's nature and scope. To improve, ensure more precise vocabulary is used (for example, 'casting' instead of 'castling' and 'through a filter' instead of 'through a pine'). The description of the data is accurate and follows a coherent progression.

Coherence & Cohesion

The report is logically organized and follows a clear chronological sequence, which makes the process easy to follow. The use of cohesive devices such as 'Initially', 'Next', and 'Finally' helps guide the reader through the stages. However, some transitions could be smoother to avoid a repetitive 'Subject + Verb' structure. To improve, try using more complex subordinating conjunctions to link stages (e.g., 'After being crushed, the rocks are then...') to enhance the flow.

Lexical Resource

The vocabulary used is generally appropriate for describing a process, such as 'stages', 'impurities', and 'solidifies'. However, there are some inaccuracies in word choice that affect precision. For example, 'castling' is used instead of 'casting', and 'transferred through a pine' is a misuse of the term 'pine oil' mentioned in the description. Aim to use more precise technical verbs and ensure that nouns are used correctly in context to reach a higher band.

Grammatical Range & Accuracy

The report demonstrates a mix of simple and complex sentence structures, and the use of the passive voice is appropriate for a process description. However, there are several grammatical slips, such as 'heated by the temperature 1400°C' (should be 'at a temperature of') and subject-verb agreement issues (e.g., 'where it is crushed' referring to 'rocks'). Pay closer attention to prepositional use and pronoun agreement to ensure higher accuracy.

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