C1.4- Crude oils and fuels

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J W D I S T I L L A T I O N O D Q R U E X
L V I P I C A R B O N M O N O X I D E M S
S H C Q B J X U B C C H N Q A C K J D B Y
I N I T R O G E N O X I D E S G I W P U J
J R D D G I D L I U B E H K I I B P L E H
V A T T H E T O P O F T H E C O L U M N V
I F S I R L D F E X W E H K M S Q H I V S
F X E N J W A K S M X E W O Y U O H K V R
I C N O G N Q T B N T W T S J L R E J Q C
L I A E K M K X G S O T H N S F B J K S G
T A K P E G I F A T O O K H N U L T Q S P
E M L R D K X W T B R G G K Y R N W U J T
R D A E L H L I E T W M L G M D D I C R C
S E O J Y A U H C H K A H G X I V V U F B
X R T W M N T H S V L N E D T O W F W W H
G X C I I R A F O M N S D H L X H G X B P
G O N Y A I V F Q R E O U S N I S B Q V J
C A M E N O Q X F E S C M B I D H G A Q F
D H N J H B S D H S Y F P I N E I H T P E
P H I N T E W X I J W O Q X K W X C X M I
A B A O T T O C X M J Q O V E V A K B G H

Clues

  • Do long or short chain hydrocarbon molecules tend to be more useful? (5, 5)
  • How are the fractions of crude oil separated? (12)
  • What can be used to remove particulates from diesel engines? (7)
  • What do these impurities produce when they react with oxygen? (6, 7)
  • What is biogas made from? (6, 5)
  • What is produced in incomplete combustion? (6, 8)
  • What is the name given to most of the hydrocarbons in crude oil? (7)
  • What other waste product can be formed in car engines? (8, 6)
  • Where are the hydrocarbons with the shortest chains collected? (2, 3, 3, 2, 3, 6)
  • Where is the fractionating column hottest? (4, 3, 6)

Comments

Lynx

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Good revision source :)

TheMentallBental

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yery good

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