crude oil 2.0 / 5 based on 1 rating ? ChemistryCrude oil, cracking and hydrocarbonsIGCSEEdexcel Created by: Molly HealyCreated on: 03-03-13 19:02 2431 Across 1. hyrdrocarbons (7, 3, 6, 4) Down 2. what is petrol also known as (8) 3. what is petrol used for (4) 4. what substance come off at 20-70 degress celsius (6)
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